Hosting a birthday party to celebrate 21 years of your life? Here we arranged 27 amazing 21st birthday cake ideas to bake yourself this birthday.
A Few Words About 21st Birthday Cake
Hitting 21st Is all about fun and excitement. Birthdays are special occasions in our life, and we tend to celebrate them to the fullest. However, a 21st birthday is incomplete without a 21st birthday cake, isn’t it? Having friends and family at your birthday is fun, but sacrificing your budget to have a huge, yummy birthday cake is not a choice. No worries! We are here to help.
We have collected yummy and eye-pleasing 21st birthday cake recipes for you to make. Cut the cost of your birthday by baking a birthday cake at home with these recipes, and enjoy your day. You can pick any of your favorite cakes from the mentioned recipes and surprise your friend on her birthday.
Make your 21st memorable with a creamy, big, amazing birthday cake that reflects your personality. Bake the cake and enjoy your day to the fullest without spending all day baking.
1
4-Flavor Cake For 21st Birthday
This one is not like your regular chocolate or coffee cakes. This is a blueberry, strawberry, melon, and pineapple cake stacked in layers with white cream frosting in the middle and on top of all of it.
Keep lathering the cream over the cake and smoothening out the edges so that the presentation remains its best.
You may add different colored ganache mixtures on the sides and a chocolate ganache drip on the borders of the cake. Top it off with some pretty flowers before presenting it to the birthday girl.
Click here to see the instructions for the Recipe
2
3-Tier 21st Birthday Cake
The most adventurous ride of the year is waiting for an adult to have the best birthday party of their life. This amazingly beautiful 3 tier cake will make your 21st birthday a lot more special and bring life to your birthday party.
This YouTube video is linked to give you some 21st birthday cake ideas. This one is probably the most enticing so far. The white, pink, and gold color is what gives the most adorable and alluring vibes.
You don’t want to miss out on them. Making the most out of your 21st birthday cake, starting in your 20s, should start with some best birthday cake ideas.
Click here to see the instructions for the Recipe
3
2-Tier 21st Naked Drip Cake
Looking for ideas for a 21st birthday cake? This is for you, then. This moist and fluffy cake looks so yummy and tastes even better.
The best part is you can make it all by yourself by following the recipe (even the cake mix required is boxed, so you don’t have to worry about assembling it yourself).
It is a three-tier simple white cake layered with chocolate ganache that only needs chocolate and heavy whipping cream.
To make it look fancier, you can use the ganache to give it a dripping effect from the sides. What’s more fun than eating your birthday cake with your loved ones? Baking it with them!
Click here to see the instructions for the Recipe
4
Coffee Flavor 21 Number Cake
This creamy coffee-flavored cake will make be the cherry on top of your 21st birthday celebrations. The cake recipe will have you cook a birthday cake for the 21st. It is a piece of heaven on earth for all coffee lovers out there!
Not only is the cake batter made with coffee, but it is also covered with coffee-flavored buttercream and decorated with coffee-flavored macaroons.
The texture of the cake remains soft and moist without being overly sweet, which makes this flavor everybody’s favorite. You can choose to serve it with snacks or with a meal. Coffee works well with everything!
Click here to see the instructions for the Recipe
5
Pink Wine 21st Birthday Cake
Include these cute 21st birthday cake ideas to celebrate your birthday. Want to make your simple chocolate cake look fancy for your 21st birthday?
It does not get better than this idea for cake decoration. Use bright food coloring to dunk your favorite fruit and mini cookies in. Alongside that, cover mini chocolate balls in edible gold coloring.
Once your chocolate cake is slathered with cream frosting, add the decorative pieces and showcase your frosting skills by creating unique borders around the cake with the same bright-colored frosting. The result will be a pretty cake you would not want to cut open.
Click here to see the instructions for the Recipe
6
Flavorful 21st Birthday Cake
While the actual flavor of the cake is a blend of coffee, almonds, chocolate, and strawberry, the outside of the cake is covered in pink and white. This 21st birthday cake is finger-licking good.
The main attraction of this recipe is the chocolate sail, but you can make anything else from the chocolate – whatever you like.
Add decorative pieces like flowers on the edges and borders of the cake, but the chocolate sail goes on top, right in the middle.
However, ensure it has been frozen properly so that its structure remains strong and it can last for some time before the celebration begins.
Click here to see the instructions for the Recipe

7
Blue Doll 21st Birthday Cake Design
Make your simple and plain-looking birthday cake exciting and fun with bright colors.
This cake for your 21st birthday is amazing if you want to arrange a huge birthday party. Use white and blue frosting to create a border on one side of the cake, which also looks quite elegant.
At the top, add a picture of your choice, which goes well with the border decoration you made with the frosting. You can also add other decorative pieces on the side to bring it all together.
Click here to see the instructions for the Recipe
8
21st Birthday Number Cake
Along with your baking skills, you can also show off your artistic skills by carving out the numbers for your numbered cake that can be baked on your birthday. This simple 21st birthday cake idea is a must to try.
It is 3-layers of chocolate cake put together with buttercream. Fill the top of the numbers with dollops of buttercream before adding the second layer of cake.
Place the final layer and top the buttercream off with decorative pieces of chocolate, flower petals, and macaroons (ensure the frosting is properly set before adding the decorations).
You should put the cake in the freezer for a little while to ensure it remains intact.
Click here to see the instructions for the Recipe
9
Drunk Barbie 21st Birthday Cake
A 21st birthday is definitely something special. Somehow you take an ahead into a mature life, but this is not really necessary.
Hitting 21 does not mean saying goodbye to the fun. Enjoy your 21st birthday to the fullest, and welcome the new year of your life by baking yourself a yummy and creamy cake.
Get these three ladies’ ideas and bake yourself a beautiful birthday cake to cheer and have fun with your friends. The video is so fun and makes baking easy, so why not! Go now and surprise yourself with a yummy birthday cake.
Click here to see the instructions for the Recipe

10
Dedication Cake for 21st Birthday
Going on with adulthood is hard, and growing up makes you lose a connection with your little self.
However, if you haven’t given up all your creative joys, start your 21st birthday with this amazing birthday cake. This cute 21st birthday cake idea will show the prettiness most delicately.
The blue color boiled icing used in this cake idea is wonderful, and you can’t think otherwise before getting to know the recipe and jumping in to make this cake for your 21st birthday. Open up your cabinet and start stocking up the ingredients because this will take fewer ingredients and more excitement.
Click here to see the instructions for the Recipe
11
Drunken Barbie Doll Cake

Do you wanna follow an interesting idea to hit your 20s with a mind-blowing entry? Who’s going to ignore getting wasted!? This 21st birthday cake idea will level up your version of the birthday cake.
After all, it’s a birthday cake for the 21st. This Drunk Barbie birthday cake is a creation to howl over. Your friends at your party will enjoy it before even hitting the drinks.
Surprisingly the drunk Barbie birthday cake idea for your 21st birthday will be simple to take over onto your own hands. So don’t wait to get wasted.
Click here to see the instructions for the Recipe
12
Geode 21st Birthday Cake
Want some happy 21st birthday cake ideas? Well! Forget the fact that you’re an adult now and get excited to celebrate your 21st birthday by digging into this scrumptious chocolate-strawberry mix cake.
With layers of chocolate and strawberry cake sandwiched with chocolate and whipped cream, this cake is bound to wow you and your guests. Cover the Geode Cake with colored fondant and carve out a piece.
Decorate the inside of the carving, and voila, now your birthday cake has that extra oomph which is what all 21st birthday cakes should have!
Click here to see the instructions for the Recipe
13
Wine 21st Birthday Cake
Ideas for 21st birthday cakes seem never to go to waste. The level of amazingly new ideas coming forward is enticing. Planning on making a 21st birthday cake is not as hustle as you think.
Ideas for the birthday cake will save so much of your time to relate your birthday cake to your personality type. This 2 tier birthday cake is classy-looking.
The rich icing and moist cake will double up your game to welcome this 21st birthday cake to your party. Black and White with a gold theme and the wine bottle on the top will create a vibe you never dreamed of.
Click here to see the instructions for the Recipe
14
21st Birthday Cake Challenge
Every birthday cake is a challenge but the 20’s birthday cake has its touch of challenge. The glory of drinking and partying is the start of this year. So why not try this idea on your 21st birthday cake?
This is one of the cute Birthday cakes you’ll ever design for your birthday. The gold-covered cylinder-shaped birthday cake is what will be the best choice to welcome your 21st birthday.
This cake is going to pull off some amazing drinking party vibes. Rest assured, the mini bottles on top and little creations are the simple yet most amazing works of art you’ll ever find to deliver on your birthday.
Click here to see the instructions for the Recipe
15
21st Birthday Bling Cake
To go all out for your 21st birthday, you can even have a bling birthday cake to match the theme! This delicious birthday cake for your 21st birthday is everything.
Get small sprinkles in gold and stick them all over the sides of the cake once it has been layered with buttercream frosting of any flavor and color of your choice.
Then, using the remaining buttercream frosting, add dollops on the top of the cake and on the bottom edge. Place strawberries covered in white chocolate on top of the cake to act as the cherry on top.
Click here to see the instructions for the Recipe
16
White Chocolate & Raspberry 21st Birthday Cake
Go extra on your birthday with this amazing birthday cake for your 21st birthday. Turning 21 is a sign of adulthood; most people want to celebrate this with an elegant-looking cake.
There is nothing more elegant than white chocolate and raspberry cake. Lather the simple plain cake with white chocolate and raspberry frosting, which is rich in taste and looks very nice.
Cover that with white frosting and then decorate it with pink and white flower petals so the cake’s inside will look very aesthetic when you cut into it.
Click here to see the instructions for the Recipe
17
21st Birthday Cake with Surprise Inside
The most popular birthday cake for your 21st birthday should be a little more than you thought.
The idea for a birthday cake is going to make your day a little special and creative with this little tutorial. Golden-looking cake with glitter is going to make your 21st birthday glittery and the perfect choice to celebrate.
Wait for the part where you find this beautiful-looking birthday cake having a surprise inside. The lemon frosting birthday cake is delicious and the most fancy-looking cake for your 21st birthday.
Click here to see the instructions for the Recipe
18
Keto 21st Birthday Cake
For your 21st amazing birthday party, you can have many ideas along with how to create a keto birthday cake, with some simple cake ideas for your 21st birthday.
A birthday party has to be maintained for all the guests, and here’s how this decorative ketogenic birthday party cake will save you from the trouble of maintaining the flow and pleasing your guests.
Your amazingly happy birthday cake idea will be the talk of the town with these brilliant platters to decorate along with your 21st birthday cake standards and style.
Click here to see the instructions for the Recipe
19
21st Birthday Cookie Cake
Want to have an amazing happy 21st birthday cake idea? Go nowhere. We got you covered. This amazing 21-number cake is a big yes for a small birthday party.
This idea is unique, and apart from the presentation, the cake tastes so yummy. Bake an easy number cake to announce that you are 21 in a fun way.
This recipe does not require extra effort, and the presentation deserves full marks. Go for this delicious cake to celebrate your 21st birthday and enjoy your day with friends and family.
Click here to see the instructions for the Recipe
20
2-Tier Silver and Pink 21st Birthday Cake
Looking for a unique way of decorating your cake for your 21st birthday? Roll out a sheet of fondant to cover your cake, and then use another colored fondant to create a bunch of roses.
Once your entire cake is layered with those roses, top it off with a smaller cake to give it a two-tier effect.
Use fondant and color spray to create the number “21”. Add flowers and ribbons made with fondant and color spray the entire top tier for finishing touches.
Click here to see the instructions for the Recipe
21
Drunken 21st Birthday Cake
Hit your 21st birthday with this crazy 21st birthday cake idea. This drunken Barbie cake is all you need to celebrate 21 amazing years of your life with your friends and family. The cake is easy to make, but the end result is outstanding.
All you have to do is to follow the instructions and bake yourself a fun birthday cake. The drunken Barbie reflects pretty much the crazy fun years we spend with friends, so why not?
Bake this yummy cake all by yourself by following the recipe and have a fun birthday party at home. You can replace Barbie with your favorite character that you are attached to. Have fun!
Click here to see the instructions for the Recipe
22
Black & Gold Batman 21st Birthday Cake
Have a Batman themed birthday party on your 21st birthday. This black and gold 21st birthday party cake is worth baking on your birthday.
Go a little extra by baking this delicious black and gold-themed birthday cake with a Batman decoration you or your loved one will surely like.
This 21st birthday cake idea is a must-try. The easy cake recipe does not ask for much effort, so why not try it out? Try the recipe and let us know how good it turned out.
Click here to see the instructions for the Recipe
23
Number 21 Birthday Cake
The age of 21 is a milestone, and we all want to do something special for our 21st birthday.
This is an amazing 21st birthday cake idea to make your’s or anyone’s 21st birthday the most memorable.
The chocolate cream is sandwiched between 2 layers of cake and topped with different types of chocolate pieces, fruits, and macaroons, adding color and creating a nice blend of flavors. This is truly an amazing cake idea in terms of presentation, variety, and taste.
Click here to see the instructions for the Recipe
24
Pink 2-Tier 21st Birthday Cake
The most amazing birthday present you can give yourself on your 21st birthday is making yourself a 21st birthday cake with your hands with love.
Self-love is most important to celebrate the most amazing age of your lifetime. These beautiful amazing cake ideas will show you how effortlessly you can create an art of work with little effort and creation.
The Pink ice frosting on a 2 tier cake will give a high look for your amazing 21st birthday and enhance it with blue frosting and some accessories to decorate.
Click here to see the instructions for the Recipe
25
Blue Rosette 21st Birthday Cake
You will not believe how fun and easy it is to bake and decorate your 21st birthday cake in this way. Simply layer the cake with buttercream that you can make blue using food coloring.
Make any design you like with the frosting, for example, covering the cake with flowers. Once that is done, you can write anything you want on the cake using the plain icing.
While most would only add the number 21, you could write a short and special message to make the cake more memorable.
Click here to see the instructions for the Recipe
26
Oreo Flavored 21st Birthday Cake
Looking for 21st birthday cake ideas? This birthday, Lather the chocolate cake with Oreo-flavored frosting, which tastes amazing and goes well with the chocolate batter.
Decorate it using chocolate ganache and give the cake a dripping effect. In addition, you can add pieces of chocolate and macaroons on top to make it look even more classy.
Not only will this look amazing and suitable for your 21st birthday celebration, but it will also please everyone because who doesn’t like a mix of chocolate and Oreos? It’s a classic combination!
Click here to see the instructions for the Recipe
27
TikTok-themed 21st Birthday Cake
TikTok viral birthday cake ideas are fast and easy to please the eyes. You can have the most amazing and interesting ideas with just 5 seconds of the watch! The new cake idea is about to be built.
This 21st birthday has some classy and gorgeous-looking cake with just a little effort and brings life to brilliance. Happy 21st birthday ideas are a must to make yourself happy with just the sight of a beautifully structured cake on your birthday to make.
This 21st birthday cake TikTok has interestingly tiered enough cakes with such a balance that you will surely try it out.
Click here to see the instructions for the Recipe

27 Of The Most Amazing 21st Birthday Cake Recipes We Adore
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minutesHosting a birthday party to celebrate 21 years of your life? Here we arranged 27 amazing 21st birthday cake ideas to bake yourself this birthday.
INGREDIENTS
4-Flavor Cake For 21st Birthday
3-Tier 21st Birthday Cake
2-Tier 21st Naked Drip Cake
Coffee Flavor 21 Number Cake
Pink Wine 21st Birthday Cake
Flavorful 21st Birthday Cake
Blue Doll 21st Birthday Cake Design
DIRECTIONS
- Choose the recipe you like/love.
- Prepare the ingredients and utensils you need.
- Make delicious 21st Birthday Cake Recipes to enjoy.
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