Rainbow Dessert Recipes and Ideas

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This collection of rainbow dessert recipes, ideas, and pictures is sure to make you smile! You’ll find bright and cheery recipes for rainbow cakes, rainbow frosting, rainbow cupcakes, and more!

Rainbow Cake with Rainbow Frosting

This gorgeous rainbow-topped cake has a surprise inside! Underneath the fluffy white cloud-like frosting are bright stripes of rainbow buttercream frosting. Make it for a special birthday, party, or St. Patrick’s Day!
Get the recipe!
Rainbow cake with a rainbow cake topper, cut open to reveal stripes of rainbow buttercream inside.
Gold-Topped Rainbow Cake on a white cake stand in front of colorful bunting in the background.

Gold-Topped Rainbow Cake

If you’re looking for an over-the-top celebration cake, this Gold-Topped Rainbow Cake is for you! It features eight layers of lemon cake, seven layers of rainbow frosting, and one incredible assortment of edible golden goodies on top.
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Rainbow Mousse Cake

This Rainbow Mousse Cake has seven gorgeous layers of cake and mousse in vibrant, fruity flavors. This rainbow cake recipe is perfect for any party or celebration!
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Rainbow Mousse Cake on a white cake stand with colorful lollipops and sprinkles around it.
Close-up of a Pot of Gold Cupcake with more cupcakes in the background.

Pot of Gold St. Patrick’s Day Cupcakes

Pot of Gold Cupcakes are perfect for St. Patrick’s Day, or anytime you need a little rainbow magic in your life! These dessert cups are served in mini black kettles, filled with cake cubes and frosting, and decorated with gold sprinkles and buttercream rainbows.
Get the recipe!

Buttercream Rainbows

Those Pot of Gold Cupcakes above are rocking the ultimate edible accessory – 3-D Buttercream Rainbows! These fun frosting rainbow toppers are surprisingly easy to make, and they look SO fun on top of cakes and cupcakes!
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Buttercream Rainbows in a circle on top of a rainbow striped cake
Two cupcakes with big swirls of rainbow frosting

Rainbow Swirl Frosting

Like rainbow desserts? Then you will LOVE this colorful rainbow frosting for cakes and cupcakes! This decorating trick is gorgeous, and super easy to do–you can make this bright buttercream icing in under 10 minutes.
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Fondant Rainbow

Want to make a rainbow cake? Then you might want a rainbow cake topper as well! This homemade fondant decoration is easy, bright, colorful, and so fun!
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Fondant Rainbow Cake Topper on white frosting in front of a blue cloud background.
Striped Buttercream Balloon Cake on a white cake stand in front of a polka dot background.

Striped Buttercream Balloon Cake

Is there anything more fun than buttercream stripes?! For this Striped Buttercream Balloon Cake, we paired buttercream stripes with candy balloon lollipops, for the ultimate colorful birthday cake!
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Birthday Present Mini Cakes

These cute mini layer cakes are decorated with fruit roll-up pom-poms on top to look like mini gifts! They're perfect as a birthday cake recipe, or for any party or celebration.
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White rectangular cake with candy polka dots and lit birthday candles on top.
Vanilla cupcake with a bite taken out of it, showing sprinkles and candies hidden inside.

Fun Piñata Cupcakes

This Piñata Cupcake recipe is SO FUN! Pack these delicious homemade vanilla cupcakes with sprinkles and watch them spill out when you take a bite.
(via littlesunnykitchen.com)
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Homemade Rainbow Ice Cream

If you need a cold treat, try this fun rainbow ice cream. Homemade, no-churn, vanilla-flavored ice cream with swirls of neon color!
(via bitzngiggles.com)
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Ice cream cone with two scoops of brightly colored rainbow ice cream on top.
Overhead shot of rainbow doughnuts with swirled pastel frosting and sprinkles.

Unicorn Rainbow Donuts

Soft, perfectly sweet with a hint of citrus flavor, these Mini Unicorn Rainbow Donuts are colorful and gorgeous inside and out, with a swirled rainbow colored dough and a colorful, rippled unicorn glaze.
(via theflavorbender.com)
Get the recipe!

Rainbow S’mores Dip

This rainbow s’mores dip is everyone’s favorite! It’s super-crazy delicious, colorful, EASY to make, and needs only a few ingredients.
(via thedecoratedcookie.com)
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Square glass pan with puffed marshmallows in rainbow colors with graham crackers around.
Rainbow striped swiss cake roll cut open.

Rainbow Swiss Roll

A Rainbow Swiss Roll Cake that is vibrantly beautiful, and soft, moist, light, and delicious! An easy and foolproof recipe to celebrate everything rainbow colored and spirited.
(via theflavorbender.com)
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Pastel Rainbow Gelatin Cups

Looking for an easy spring dessert? These Pastel Rainbow Gelatin Cups are simple, kid-friendly, and so beautiful! Serve them plain, or top them with whipped cream and sprinkles! 
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Close up of a pastel rainbow gelatin cup with 6 other cups in the background.
Close-up of rainbow cupcake with frosting and a rainbow candy strip on top.

Rainbow-Topped Cupcakes

Turn a box of cake mix and some food coloring into beautiful rainbow cupcakes, complete with a candy rainbow on top!
(via crayonsandcravings.com)
Get the recipe!

Rainbow Unicorn Cake

Cut into this Rainbow Unicorn Cake to reveal a swirl of brightly colored cake hiding inside. It's the perfect cake for a birthday party.
(via hungryhappenings.com)
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Cute unicorn cake frosted with buttercream with a rainbow tail and mane.
Three Rainbow Cake Push-Up Pops in front of a white background with striped straws sticking out.

Rainbow Cake Push-Up Pops

Rainbow Cake Push-Up Pops are bright, cheerful, and a fun twist on the usual cake and buttercream! Layers of rainbow cake and vanilla frosting are served in push-up pop containers. They're small, single-serving, and portable, perfect for parties!
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Fairy Bread Lamingtons

These rainbow fairy bread lamingtons are the ultimate marriage between two classic desserts. Perfect for any day you need some sunshine and sprinkles in your life!
(via aussiehomecook.com)
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Fairy Bread Lamington on a white plate with a bite taken out of it.
Overhead shot of a bowl of swirled rainbow dessert dip surrounded by fruit.

Rainbow Fruit Dip

Rainbow Fruit Dip – A gorgeous pink lemonade rainbow swirl dip that pairs perfectly with fruit or graham crackers.
(via bitzngiggles.com)
Get the recipe!

Rainbow Cupcakes

Celebrate any special occasion with these Rainbow Cupcakes that are filled with vibrant colors. Light, buttery, and moist, these colorful cupcakes have a delicious vanilla flavor.
(via lifebeginswithdessert.com)
Get the recipe!
Rainbow cupcakes with buttercream frosting and rainbow jimmies on top.
Six photo collage of rainbow desserts with text overlay for Pinterest.
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