If you’re on the hunt for a dessert that’s perfect for birthdays, celebrations, or any festive gathering, then a Confetti Layer Cake is the answer! With its colorful sprinkles and light, fluffy layers, this cake is sure to be a crowd-pleaser. Whether you’re a seasoned baker or just starting, this recipe will walk you through each step to ensure your cake turns out perfectly. So, let’s dive into the ingredients, instructions, and pro tips to bake the ultimate Confetti Layer Cake!

What is a “Confetti Layer Cake”?
A Confetti Layer Cake is a light, fluffy vanilla-based cake that’s filled with rainbow-colored sprinkles. These sprinkles are mixed directly into the batter, and during the baking process, they melt slightly, creating a fun, colorful burst of confetti-like spots inside the cake. The layers are typically stacked with rich, creamy frosting, and the final cake is often adorned with extra sprinkles or other decorations for that extra touch of festivity. This cake is not only visually delightful but also deliciously moist and sweet, making it a perfect choice for any celebration.
Ingredients List for Confetti Layer Cake
Here’s a breakdown of the ingredients you’ll need for the Confetti Layer Cake:
For the Cake:
- 2 ½ cups (300g) all-purpose flour: Provides structure and strength to the cake.
- 1 tablespoon baking powder: Gives the cake rise and makes it light and fluffy.
- ½ teaspoon salt: Enhances flavor.
- 1 cup (2 sticks) unsalted butter, room temperature: Adds moisture and a rich, buttery taste.
- 1 ¾ cups (350g) granulated sugar: Sweetens the cake and adds tenderness.
- 4 large eggs: Provides structure and helps bind the ingredients together.
- 1 tablespoon vanilla extract: Infuses the cake with a deep, vanilla flavor.
- 1 cup whole milk: Adds moisture and richness to the batter.
- ¾ cup rainbow sprinkles (jimmies): The star of the cake, adding color and fun!
For the Frosting:
- 1 ½ cups (3 sticks) unsalted butter, room temperature: The base for a creamy frosting.
- 5 cups (600g) powdered sugar: Sweetens and thickens the frosting.
- 2 teaspoons vanilla extract: Adds flavor to the frosting.
- ¼ cup heavy cream: Adjusts the texture of the frosting to make it light and smooth.
- Extra rainbow sprinkles for decorating: The finishing touch for the cake.
Substitutions and Variations
One of the best things about a Confetti Layer Cake is how customizable it can be! Here are some ideas for substitutions and variations to suit your preferences:
- Gluten-Free Option: Replace the all-purpose flour with a gluten-free flour blend. Make sure it’s a 1:1 substitution so that the texture remains the same.
- Dairy-Free Cake: Swap the butter with dairy-free margarine or a plant-based butter substitute. Use almond milk, oat milk, or coconut milk in place of whole milk.
- Egg-Free Cake: If you need to make this cake egg-free, you can use a flax egg (1 tablespoon flaxseed meal + 3 tablespoons water = 1 egg) or a commercial egg replacer.
- Different Flavors: You can swap the vanilla extract for almond, lemon, or coconut extract for a new twist on the flavor.
- Themed Colors: While rainbow sprinkles are classic, you can customize the sprinkle colors to match a specific theme, such as pink and white for a baby shower or blue and gold for a graduation party.
Step-by-Step Cooking Instructions
Ready to bake your Confetti Layer Cake? Follow these step-by-step instructions for a foolproof method to make the perfect cake.

- Preheat the Oven: Preheat your oven to 350°F (175°C). Grease and line three 8-inch round cake pans with parchment paper.
- Mix Dry Ingredients: In a medium bowl, whisk together the all-purpose flour, baking powder, and salt. Set this aside for now.
- Cream Butter and Sugar: In a large mixing bowl or stand mixer, beat the unsalted butter and granulated sugar together on medium-high speed for 3-4 minutes until it becomes light and fluffy.
- Add Eggs: One at a time, add the eggs, mixing well after each addition. Once all the eggs are in, mix in the vanilla extract.
- Alternate Dry Ingredients and Milk: On low speed, alternate adding the dry ingredients and the milk to the butter mixture. Start with the dry ingredients, followed by milk, and repeat until both are incorporated.
- Fold in Sprinkles: Gently fold the rainbow sprinkles into the cake batter, being careful not to overmix, as this can cause the sprinkles to bleed color into the batter.
- Bake: Divide the batter evenly between the prepared pans and bake for 25-30 minutes, or until a toothpick inserted into the center of the cakes comes out clean. Let the cakes cool in the pans for about 10 minutes, then transfer them to a wire rack to cool completely.
How to Cook a Confetti Layer Cake: A Step-by-Step Guide
Now that your cake is baked and cooled, it’s time to assemble and frost the layers. Here’s how to do it step-by-step:
- Prepare the Frosting: In a large mixing bowl, beat the butter on medium-high speed for about 2 minutes until it becomes smooth and creamy. Gradually add the powdered sugar, about 1 cup at a time, mixing on low speed to avoid a sugar cloud. Once all the sugar is added, beat in the vanilla extract and heavy cream. Beat the frosting for an additional 2-3 minutes until it’s fluffy and spreadable.
- Assemble the Layers: Place one cake layer on a serving plate or cake stand. Spread a generous amount of frosting on top of the layer using a spatula. Place the second cake layer on top and repeat. Finally, place the third layer on top.
- Frost the Outside: Once all the layers are stacked, frost the entire outside of the cake, smoothing the frosting as you go. Be sure to cover the sides and top evenly.
- Decorate with Sprinkles: Press extra rainbow sprinkles around the sides and top of the cake for a festive finish.
Common Mistakes to Avoid
- Overmixing the Batter: Stirring the batter too much, especially after adding the sprinkles, can cause the cake to be dense and the sprinkles to bleed their colors.
- Not Using Room Temperature Ingredients: For a smooth batter and frosting, ensure that your butter, eggs, and milk are all at room temperature.
- Overbaking: Keep an eye on the cakes as they bake, as overbaking will lead to a dry cake. Start checking at the 25-minute mark.
Serving and Presentation Tips
When it comes to serving your Confetti Layer Cake, you want to make sure it looks just as impressive as it tastes. Here are some presentation ideas:
- Clean Slices: To get neat, clean slices, use a sharp, serrated knife. Wipe the knife clean between each cut to avoid spreading crumbs or frosting.
- Add Fresh Berries: Serve with a side of fresh berries such as strawberries or raspberries for a pop of freshness.
- Extra Toppings: Consider topping the cake with a few edible flowers or extra dollops of frosting to give it that bakery-finished look.
How to Serve Confetti Layer Cake
The Confetti Layer Cake is best served at room temperature to allow the frosting and cake layers to soften and meld together. If you've refrigerated the cake, let it sit out for 20-30 minutes before serving.
Presentation Ideas for Confetti Layer Cake
- Sprinkle Explosion: For an extra fun presentation, you can cover the entire outside of the cake with sprinkles. It creates a colorful, textured look that's perfect for a party.
- Top with Candles: For birthdays or other celebrations, colorful candles can add an extra festive touch.
- Drizzle with Chocolate or Caramel: For a more decadent look, you can drizzle melted chocolate or caramel sauce over the top of the cake.
Confetti Layer Cake Recipe Tips
- Chill the Layers Before Frosting: If you’re having trouble with the cake layers sliding or the frosting melting, chill the cake layers for about 20 minutes before assembling.
- Test with a Toothpick: Always test your cake layers for doneness by inserting a toothpick in the center. If it comes out clean, the cakes are done.
- Make Ahead: You can bake the cake layers in advance and freeze them for up to 1 month. Just wrap them tightly in plastic wrap and aluminum foil.
Frequently Asked Questions (FAQs)
- Can I use nonpareils instead of jimmies?
It's better to stick to jimmies (the longer, cylindrical sprinkles) for this recipe. Nonpareils (the tiny, round sprinkles) tend to bleed color more easily into the batter. - Can I freeze the Confetti Layer Cake?
Yes, the unfrosted cake layers can be frozen for up to a month. Wrap them well in plastic wrap and foil. Thaw at room temperature before frosting. - How long will the cake stay fresh?
The cake will stay fresh for up to 3 days if stored in an airtight container at room temperature. For longer storage, refrigerate for up to 5 days. - Can I use a different frosting?
Absolutely! You can use cream cheese frosting, chocolate frosting, or even whipped cream as an alternative to vanilla buttercream.
Conclusion
The Confetti Layer Cake is a celebration on a plate, perfect for birthdays, parties, or any occasion that calls for a colorful and delicious dessert. With its fluffy layers, creamy frosting, and bursts of rainbow sprinkles, it’s bound to be a hit. Follow the steps in this recipe to create a stunning, show-stopping cake that’s not only beautiful but incredibly tasty. So, grab your apron, preheat your oven, and start baking your masterpiece today!
PrintConfetti Layer Cake Recipe
Confetti Layer Cake is a vibrant, celebratory dessert packed with colorful sprinkles. This fluffy cake has a light crumb and is perfect for birthdays, parties, or any special event. The recipe features classic cake ingredients, topped with buttercream for the perfect sweet finish.
- Prep Time: 20 minutes
- Cook Time: 30 minutes
- Total Time: 50 minutes
- Yield: 12 servings
- Category: Dessert
- Method: Baking
- Cuisine: American
- Diet: Vegetarian
Ingredients
- All-purpose flour
- Granulated sugar
- Baking powder
- Salt
- Unsalted butter
- Eggs
- Whole milk
- Vanilla extract
- Sprinkles (rainbow)
- Buttercream frosting (optional)
Instructions
- Preheat the oven to 350°F and grease two 9-inch cake pans.
- In a large bowl, mix dry ingredients.
- In another bowl, beat butter and sugar until fluffy. Add eggs and vanilla.
- Alternate adding dry ingredients and milk until combined. Fold in sprinkles.
- Pour batter into pans and bake for 25-30 minutes.
- Let cakes cool, then frost with buttercream and decorate with extra sprinkles.
Notes
- For best results, use high-quality rainbow sprinkles.
- Ensure cakes are completely cool before frosting to avoid melting.
- You can substitute milk with buttermilk for a tangier taste.
Nutrition
- Serving Size: 1 slice (1/12 of cake)
- Calories: 450
- Sugar: 40g
- Sodium: 250mg
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