Jellycat Birthday Cake Recipe

It was my daughter’s 13th birthday last summer, and if you’ve got a tween or teen at home, you’ll know that Jellycat is very much having a moment right now. Not just with little ones, either. My daughter’s bedroom shelf looks like a dedicated Jellycat exhibition. So when it came to her birthday cake, there was really only one direction to go in.

If you’ve been searching for a Jellycat birthday cake recipe, you’ve probably already seen a fair few versions online, most of them using a hot milk sponge and whipped cream. And they do look gorgeous. But I wanted something that felt properly British, and more importantly, something that would survive a summer BBQ garden party without the cream going soft the moment the sun came out. So I went with a classic Victoria sponge and buttercream, the same method my mum taught me, and honestly it’s been a brilliant call every single time.

This cake is inspired by this little fella here, the Amuseables Birthday Cake plushie that’s become one of Jellycat’s most iconic designs. Two sponge layers, stumpy fondant legs, a cheeky little face, and fresh strawberries on top. I’ve made it more times than I can count now, and it gets easier and more impressive-looking every time. My daughter still talks about hers months later, which is all the endorsement I need.

What is a Jellycat Birthday Cake? (And Why is Everyone Obsessed?)

For those living under a rock, or perhaps just blissfully unaware of the latest crazes, Jellycat is a London-based company that’s been creating incredibly soft, cuddly plush toys since 1999. Their Amuseables Birthday Cake is one of their most iconic designs: a two-layer cake with a cheeky little face, stumpy legs, fresh strawberries on top, and a stripy candle sticking out.

The plushie itself has become something of a social media sensation. Browse through Instagram or TikTok and you’ll find countless videos of these adorable cakes sitting on beds, featured in aesthetic room tours, or being gifted for birthdays and special occasions. They’re soft, they’re quirky, and honestly, they’re ridiculously huggable. My daughter still has her Jellycat rabbit from when she was a baby, and my youngest has a Forrest Fox he’s completely devoted to. So this is very much a cake that means something in our house.

As for why someone decided to make an edible version? It just makes sense. It’s become one of those viral baking trends that genuinely deserves the hype, because it’s not just cute, it actually tastes delicious.

Why I used a Victoria sponge instead of the hot milk cake you’ve seen everywhere

Most of the popular Jellycat cake recipes online use a hot milk sponge, an American technique where you heat the butter and milk together before adding it to the batter. It gives a very soft, tender crumb, and those cakes do look incredible. But if you’re in the UK, making this for a birthday party, and possibly transporting it to a garden or a church hall, a Victoria sponge is a much more practical choice and just as delicious.

It’s reliable in a way that matters

Victoria sponge is what British bakers have been making for generations because it works. You cream butter and sugar, add eggs and flour, and you’re done. No heating milk on the hob, no worrying about temperatures. It rises consistently, it slices cleanly, and it tastes like a proper birthday cake: buttery, light, and not too sweet.

Buttercream holds up where fresh cream won’t

The other big difference between my version and the viral ones is the frosting. Most recipes use whipped cream, which looks beautiful but is genuinely risky for anything other than a kitchen table setting. Buttercream won’t slide, won’t weep, and won’t go soft if your kitchen is warm or you need to drive the cake somewhere. For a birthday party, that reliability is genuinely worth having.

The decoration is much more approachable than it looks

I know cake decorating can feel intimidating, but this one really isn’t. You’re spreading buttercream between two layers, adding fresh strawberries on top, pressing on some fondant legs, and drawing a tiny face with a tube of black icing. I made my first one with my youngest “helping” me and it still looked recognisably like the plushie. The slightly imperfect versions are often the most endearing anyway.

 know what you’re thinking, wouldn’t it be easier to just buy one? Here’s an honest comparison to help you decide.

On cost: homemade is significantly cheaper than ordering a decorated character cake from a bakery, and all the ingredients are things you’d pick up in any supermarket. Worth bearing in mind if you’re working to a party budget.

My honest verdict? If you’ve got a couple of hours and enjoy baking even a tiny bit, make it yourself. The look on your child’s face when they realise you made them a Jellycat cake is absolutely priceless. My daughter still talks about hers months later.

Jellycat Birthday Cake Recipe

Tips for Preparing the Fondant Legs

Whilst your buttercream is ready, let’s sort out those adorable little legs.

Take your brown modelling icing and knead it in your hands until it’s soft and pliable. If it’s a bit stiff or crumbly, you can add a tiny drop of water or knead it between your palms to warm it up.

Roll the fondant into a sausage shape about 1cm thick, then cut it into four equal pieces (each about 3-4cm long). These will be your legs.

Shape each piece so it’s slightly rounded at the bottom (like a little foot) and flatten the top slightly where it will attach to the cake. They should look like cute stumpy legs.

Set them aside on a piece of parchment paper. If you’re making these ahead, you can prepare them the day before and store them in an airtight container or wrapped in cling film so they don’t dry out.

Can’t find brown modelling icing? You can buy white modelling icing or fondant and add brown food colouring gel, kneading it until you get the colour you want. Or, use chocolate finger biscuits or Matchmakers as edible legs – they look brilliant and add a nice crunch!

Assembling and Decorating Your Jellycat Birthday Cake

Right, this is where it all comes together. Clear your work surface, grab your serving plate or cake board, and let’s make this beauty.

Step 1: Level Your Cakes (If Needed)

If your cakes have domed tops, you can trim them flat with a serrated bread knife. This isn’t essential, but it does make stacking easier. Save the trimmings for sneaky nibbles or cake pops!

Step 2: First Layer and Buttercream

Place your first cake layer on your serving plate or cake board. Make sure the flat bottom is facing up for a nice stable surface.

Spread about 3-4 tablespoons of buttercream over the top of the cake in an even layer. Don’t go right to the edge – leave about 1cm clear because the buttercream will spread when you add the next layer.

Step 3: Add the Strawberry Jam

Spoon your strawberry jam on top of the buttercream layer and spread it out evenly, again leaving that 1cm border. The jam and buttercream will spread to the edges when you add the top layer.

Pro tip: If your jam has big chunks of fruit, you might want to give it a quick stir or mash it slightly so it spreads more easily.

Step 4: Add the Top Layer

Carefully place your second cake layer on top. The flat bottom should be facing up so you have a nice smooth top to decorate. Press down very gently to secure it.

If any buttercream or jam has squeezed out the sides, just wipe it away with a damp cloth or your finger (baker’s perk!).

Step 5: Crumb Coat (Optional but Recommended)

If you want a really neat finish, spread a very thin layer of buttercream all over the outside of the cake. This is called a crumb coat and it traps any loose crumbs. Pop the cake in the fridge for 15-20 minutes to let this set.

Then spread a thicker, final layer of buttercream over the top and sides. For this Jellycat cake, you don’t need it to be perfectly smooth – a slightly rustic look is fine. You can use a palette knife or the back of a spoon to create a textured finish.

Step 6: Decorate the Top with Strawberries

Wash and dry your fresh strawberries, then cut them in half. Arrange them on top of the cake in a circle, cut side down. The original Jellycat has about 5 strawberry halves arranged in a ring. Pop your candle in the middle.

Step 7: Attach the Fondant Legs

Take your prepared fondant legs and gently press them onto the side of the bottom cake layer, spacing them evenly around the cake. They should stick to the buttercream on their own, but if they’re sliding off, use a tiny dab of water or buttercream as “glue.”

Position them so they look like they’re supporting the cake, with the legs extending slightly beyond the edge of the cake. They should look stumpy and cute!

Step 8: Draw the Face

This is the fun bit! With your black tube icing, pipe two small dots for eyes on the side of the cake, positioned between two of the legs. Below the eyes, pipe a simple curved smile.

Keep it simple and sweet – the Jellycat has a minimalist, cheerful expression. If you’re nervous, you can practice on a piece of parchment paper first, or even use a toothpick to lightly mark where you want the face before piping.

And that’s it! Your Jellycat birthday cake is complete! Pop it in the fridge for 30 minutes if you want the buttercream to firm up before serving, or serve it straightaway.

Storage and Make-Ahead Tips

How to Store Your Jellycat Cake

This cake will keep in an airtight container at room temperature for up to 3 days, or in the fridge for up to 5 days. Because it’s buttercream rather than fresh cream, it’s much more stable.

If you’ve stored it in the fridge, let it sit at room temperature for about 30 minutes before serving so the buttercream softens up and the cake is at its best.

Can You Freeze It?

Yes! You can freeze the unfrosted cake layers for up to 3 months. Wrap them individually in cling film, then in foil, and pop them in the freezer. Thaw them in the fridge overnight or at room temperature for a few hours before decorating.

You can also freeze the fully assembled and decorated cake (without the fresh strawberries and candle). Wrap it really well and freeze for up to a month. Defrost in the fridge overnight and add fresh strawberries and the candle just before serving.

Make-Ahead Strategy

If you’re making this for a party, here’s my tried-and-tested timeline:

• 3-4 days before: Bake the cake layers. Let them cool completely, wrap well, and store in an airtight container.
• 2 days before: Make the buttercream and store it in an airtight container in the fridge. Make the fondant legs and store them covered.
• The day before: Assemble and decorate the whole cake (except the strawberries and candle). Cover and store at room temperature or in the fridge.
• On the day: Add fresh strawberries and candle just before serving.

Troubleshooting Common Issues

Because I’ve made this cake several times (and learned from my mistakes), here are solutions to the most common problems:

My Cake Sank in the Middle

This usually means the oven temperature was too high (causing it to rise too quickly then collapse), or you opened the oven door too early. Don’t open the oven door for at least 20 minutes, and use an oven thermometer to check your oven is accurate.

The Cake is Too Dense

You probably didn’t cream the butter and sugar enough, or you overmixed after adding the flour. Make sure you beat the butter and sugar for a full 5 minutes until really pale and fluffy, and fold the flour in gently by hand.

My Buttercream is Too Runny

Your butter might have been too warm. Pop it in the fridge for 10-15 minutes to firm up, then beat it again. You can also add more icing sugar to thicken it.

My Buttercream is Too Stiff

Add a little more milk, one teaspoon at a time, beating well after each addition until you get the right consistency.

The Fondant Legs Won’t Stick

Make sure your fondant is at room temperature and pliable. Press them firmly into the buttercream on the side of the cake. If they’re still not sticking, use a tiny dab of water or buttercream as glue on the back of each leg.

The Cake Layers Are Uneven

Not a problem! You can trim them with a serrated knife to level them out. A slightly wonky homemade cake has way more charm than a perfect shop-bought one anyway.

How to Scale This Recipe

Making a Larger Cake

If you need to feed more people, you can use 8-inch or 9-inch tins instead of 7-inch. Use the same batch quantities, you’ll just get slightly shallower layers since the same amount of batter is spread over a bigger tin.

Making a Smaller Cake

For a smaller cake, use 4-inch or 5-inch tins. Halve the whole batch and split it between your two smaller tins, same as the main method.

Variations and Customisations

Once you’ve mastered the basic recipe, you can get creative with different flavours and decorations.

Chocolate Jellycat Cake

Replace 50g of the self-raising flour with cocoa powder for chocolate sponge layers. Make chocolate buttercream by adding 50g of cocoa powder to your buttercream recipe.

Lemon Jellycat Cake

Add the zest of 2 lemons to your cake batter and swap the strawberry jam for lemon curd. Add lemon zest to your buttercream too for extra zing.

Raspberry Version

Use raspberry jam instead of strawberry, and decorate with fresh raspberries on top. The tartness of raspberries is gorgeous with the sweet buttercream.

Vegan Jellycat Cake

Use dairy-free spread instead of butter (Stork baking spread works brilliantly), and replace the eggs with a flax egg mixture (1 tablespoon ground flaxseed mixed with 3 tablespoons water per egg, left to sit for 5 minutes). Use dairy-free milk and make dairy-free buttercream with vegan spread and icing sugar.

Things I’ve learned from making this cake more times than I expected to

1. Room temperature is non-negotiable

I cannot stress this enough: your butter and eggs must be at room temperature. Cold ingredients from the fridge will give you a dense, heavy cake. I learned this the hard way on attempt number one when my cake came out like a brick. Leave everything out for at least an hour before you start.

2. Don’t skip the crumb coat

That thin first layer of buttercream might seem pointless, but it makes decorating so much easier. It traps all the loose crumbs so your final layer looks clean and professional. Just 15 minutes in the fridge between coats makes a massive difference.

3. Use a cake leveller or dental floss for perfect layers

If you don’t have a fancy cake leveller, here’s my trick: use unflavoured dental floss to cut your cakes level. Wrap it around the cake where you want to cut, cross the ends, and pull. Works like magic and gives you perfectly straight layers.

4. Add fresh strawberries at the last minute

I made the mistake once of adding strawberries the night before. By party time, they’d gone a bit soggy and leaked juice everywhere. Now I always add them just before serving. Keep them in the fridge separately and pop them on at the last moment.

5. The legs need to be quite sturdy

Make your fondant legs thicker than you think. I made them too skinny the first time and they couldn’t support themselves properly. About 1cm thick is perfect. You want them to look stumpy and cute, not delicate and wobbly.

Jellycat Birthday Cake: Your Questions Answered

Can I make a Jellycat cake without baking skills?

Absolutely! This recipe uses a basic Victoria sponge method that’s been used in British kitchens for generations. If you can use an electric mixer and measure ingredients, you can make this cake. I’ve had complete beginners follow this recipe successfully. The decoration looks complicated but it’s genuinely just spreading buttercream and sticking on fondant legs.

How far in advance can I make this Jellycat birthday cake?

You can bake the cake layers up to 3 days ahead. Wrap them tightly in cling film and store in an airtight container. Make the buttercream and fondant legs 2 days before. Assemble everything the day before your party, but add fresh strawberries and the candle on the day itself to keep them looking fresh.

What size cake tin do I need for a Jellycat cake?

This recipe uses two 7-inch round tins that are at least 4 inches deep. You can use 8-inch tins if that’s what you have – you’ll get slightly shallower layers but it’ll still work perfectly. Smaller 5 or 6-inch tins work too, just halve the recipe quantities.

Why did my Victoria sponge sink in the middle?

Usually this happens because the oven temperature was too high, causing the cake to rise too fast then collapse. Use an oven thermometer to check your oven is accurate. Also, don’t open the oven door for the first 20 minutes, as the temperature drop can cause sinking.

Can I use different flavours instead of vanilla?

Definitely! Lemon works beautifully – add the zest of 2 lemons to the batter and use lemon curd instead of jam. Chocolate is gorgeous too – replace 50g flour with cocoa powder. You could even do a funfetti version with sprinkles mixed into the batter for a fun birthday twist.

Where can I buy brown modelling icing for the legs?

Most UK supermarkets stock modelling icing in their baking aisles. Tesco, Sainsburys, and Asda all carry it, usually near the cake decorating supplies. If you can’t find brown, buy white and add brown food colouring gel. Alternatively, use chocolate fingers or Matchmakers as edible legs!

How do I stop my buttercream from being too sweet?

British buttercream is quite sweet by nature, but you can reduce the sugar slightly. Try using 400g icing sugar instead of 500g. You could also add a pinch of salt to balance the sweetness, or use salted butter instead of unsalted.

Will this cake survive a hot day or outdoor party?

Buttercream is more stable than fresh cream, but it can soften in heat. If your party is outdoors or it’s a warm day, keep the cake in the fridge until the last possible moment. Transport it in a cool bag if you’re taking it somewhere. It’ll hold up much better than cream-based cakes.

Can I freeze a decorated Jellycat cake?

Yes! Freeze the fully assembled cake without the strawberries and candle. Wrap it really well in cling film then foil. It’ll keep for up to a month. Defrost overnight in the fridge, then add fresh strawberries and the candle just before serving.

My child has allergies – can I adapt this recipe?

For dairy allergies, use dairy-free baking spread and dairy-free milk throughout. For egg allergies, try flax eggs (1 tablespoon ground flaxseed mixed with 3 tablespoons water per egg). The texture will be slightly different but should still work. Always check all ingredient labels if you’re dealing with severe allergies. 

Serving Suggestions

What to Serve Alongside

This cake is quite sweet and rich, so I like to keep the accompaniments simple. A proper cup of tea is perfect (this is a British cake after all!), or for a kids’ party, some squash, juice, or lemonade.

If you want to make it extra special, serve it with a scoop of vanilla ice cream or a dollop of whipped cream on the side.

Presentation Tips

Pop your finished cake on a nice cake stand or plate. You could add some extra fresh strawberries around the base for decoration, or some edible flowers if you’re feeling fancy.

If it’s for a birthday, add some candles (beyond just the one on top), bunting, or balloons in the background for photos. This cake is ridiculously photogenic and your birthday girl or boy will love seeing it as the centrepiece.

Why Jellycat Cakes Make Perfect Birthday Treats

There’s something genuinely special about a Jellycat birthday cake. It’s not just another pretty cake, it’s a cake with personality. That little smiley face and stumpy legs give it character, and kids absolutely love it.

But here’s the thing I’ve noticed: it’s not just the little ones who get excited. Tweens, teens, and even adults who are fans of Jellycats get properly thrilled when they see this cake. It’s become one of those cross-generational treats that everyone appreciates.

I think part of the appeal is that Jellycats themselves have become collectible. They’re not just toys, they’re lifestyle accessories. Visit any teenage girl’s bedroom (like my daughter’s!) and you’ll likely find at least a few Jellycats arranged on the bed or shelves. Making an edible version taps into that same aesthetic and nostalgia.

Plus, let’s be honest, it’s just really fun to make a cake with a face. There’s something inherently joyful about creating something this whimsical.

The Secret to Success: Don’t Overcomplicate It

Look, I’ve seen some incredibly elaborate Jellycat cake tutorials online that involve complex fondant work, multiple tiers, and professional techniques. And yes, those cakes look amazing.

But here’s what I’ve learned: the beauty of the Jellycat birthday cake is in its simplicity. The original plushie isn’t fussy or over-decorated. It’s sweet, simple, and charming.

So if your buttercream isn’t perfectly smooth, or your fondant legs are slightly different sizes, or your chocolate face is a bit wonky, don’t stress. It adds character. Honestly, some of the imperfections make it look even more endearing.

My first attempt had slightly lopsided legs and the smile was more of a smirk than a grin. My daughter still said it was the best cake ever. Kids (and adults) care more about the thought and love that went into making it than whether it’s magazine-perfect.

Go on, give it a go

I won’t dress it up: this cake takes a couple of hours and you’ll need to wash up a few bowls. But the result is genuinely one of the most crowd-pleasing things I’ve ever put on a birthday table, and I say that as someone who has made a lot of birthday cakes over the years.

The Victoria sponge is reliable, the buttercream travels well, and the decoration is far more achievable than it looks. If you’re making it for a tween or teen who’s into Jellycats, brace yourself for an absolutely disproportionate reaction. My daughter was thirteen and she still shrieked.

When you make it, I’d genuinely love to see how it turns out. Drop a comment below or tag me on Instagram. Did you go classic strawberry or try one of the flavour variations? Did your fondant legs stay on? (Mine fell off twice before I worked out the trick.) Let me know.

Updated January 2026: I’ve now made this cake more times than I originally planned to, for various birthdays and celebrations, and the recipe hasn’t changed because it genuinely doesn’t need to. A few things I’ve refined along the way are in the tips section above. Jellycat cakes are, if anything, even more of a thing now than when I first wrote this, so if you’re wondering whether it’s still worth making: absolutely yes.

Liked adding this to your Jellycat birthday cake ideas? See more of my baking posts here!

More Birthday Cake Recipes You’ll Love

If you enjoyed making this Jellycat birthday cake, here are some other fun birthday treats to try:

• Easy Paw Patrol Birthday Cake – Another fun character cake that’s surprisingly simple
• Star Wars Birthday Cake Tutorial – Perfect for little Jedi fans
• Olivia Rodrigo Spotify Cake – Perfect for teen Olivia fans!

Becky

Meet the award-nominated UK lifestyle blogger behind Spirited Puddle Jumper – a mum of three living in South East London! Becky shares the real ups and downs of family life, parenting tips, and lifestyle inspiration, proving that being a mum doesn’t mean you stop being fun or having other interests! Follow along for honest insights into UK family life and opinions on a whole range of topics, from travel and food, to beauty reviews, home and DIY, business and health and wellness.