Name: Funfetti Layer Cake Recipe
Prep time: 25 min
Cook time: 30 min
Total time: 1 h
Cuisine: American
Ingredients: For the cake: 2 1/2 cups all-purpose flour; 2 1/2 tsp baking powder; 1/2 tsp salt; 1 cup unsalted butter, softened; 1 1/2 cups granulated sugar; 4 large egg whites, room temperature; 2 tsp vanilla extract; 1/2 tsp almond extract (optional); 1 cup whole milk, room temperature; 1/2 cup rainbow sprinkles (jimmies-style); For the vanilla buttercream: 1 cup unsalted butter, softened; 4 cups powdered sugar; 2-3 tbsp heavy cream; 2 tsp vanilla extract; Additional sprinkles for decoration

Looking for a showstopping cake that’s guaranteed to brighten up any occasion? This Funfetti Layer Cake is the ultimate party dessert! Bursting with colorful sprinkles inside and out, this fluffy vanilla cake has a tender crumb and is topped with rich buttercream frosting. Funfetti cake is perfect for birthdays, celebrations, or any event that calls for a fun and festive dessert.

In this recipe, you’ll find all the ingredients and step-by-step instructions to make your own homemade Funfetti Layer Cake, along with helpful tips for getting the perfect cake every time!

What Is Funfetti Cake?

Funfetti cake is a vanilla cake filled with rainbow-colored sprinkles that melt into the batter as it bakes, creating a vibrant, colorful speckled effect throughout the cake. The name "Funfetti" comes from combining the words "fun" and "confetti," which is exactly what this cake is—fun and colorful like confetti! It's often paired with vanilla buttercream frosting and topped with more sprinkles for an extra pop of color.

Ingredients List for Funfetti Layer Cake

Here’s everything you’ll need to make this delicious, fun-filled Funfetti Layer Cake:

For the Cake:

2 ½ cups all-purpose flour
2 ½ teaspoons baking powder
½ teaspoon baking soda
½ teaspoon salt
1 cup unsalted butter, softened
1 ¾ cups granulated sugar
4 large egg whites, at room temperature
2 teaspoons vanilla extract
½ teaspoon almond extract (optional, but adds a great flavor)
1 cup whole milk, at room temperature
½ cup sour cream, at room temperature
¾ cup rainbow sprinkles (jimmies work best—avoid nonpareils, which can bleed color into the batter)

For the Buttercream Frosting:

1 ½ cups unsalted butter, softened
5 cups powdered sugar, sifted
¼ cup heavy cream (more if needed)
2 teaspoons vanilla extract
Pinch of salt

For Decoration:

Extra rainbow sprinkles for topping and between layers

Substitutions and Variations

Feel free to customize your Funfetti cake with these substitutions and variations:

Gluten-Free Option: Use a gluten-free 1:1 baking flour blend for the cake.
Dairy-Free Option: Substitute the butter with a plant-based alternative and use almond milk or coconut milk in place of whole milk.
Flavor Variations: Add a teaspoon of lemon or almond extract for a flavor twist. You can also fold in chocolate chips for a chocolatey surprise.
Filling Options: Layer the cake with buttercream, or try filling it with whipped cream, cream cheese frosting, or a fruity filling like strawberry or raspberry jam.

Step-by-Step Cooking Instructions

Here’s how to make this fun and delicious Funfetti Layer Cake:

1. Preheat the Oven:

Preheat your oven to 350°F (175°C). Grease and flour three 8-inch or 9-inch round cake pans, and line the bottoms with parchment paper for easy removal.

2. Whisk the Dry Ingredients:

In a medium bowl, whisk together the flour, baking powder, baking soda, and salt. Set aside.

3. Cream the Butter and Sugar:

In a large mixing bowl, using a hand mixer or stand mixer, beat the softened butter and sugar together on medium-high speed until light and fluffy, about 3-4 minutes.

4. Add the Egg Whites:

Add the egg whites, one at a time, beating well after each addition. Mix in the vanilla extract and almond extract (if using).

5. Alternate Adding the Dry Ingredients and Milk:

On low speed, gradually add the flour mixture in three parts, alternating with the milk. Begin and end with the flour mixture, mixing just until combined. Be careful not to overmix.

6. Fold in the Sour Cream and Sprinkles:

Gently fold in the sour cream until the batter is smooth. Next, fold in the sprinkles, being careful not to overmix to avoid color bleeding.

7. Bake the Cakes:

Divide the batter evenly between the prepared cake pans. Smooth the tops with a spatula. Bake for 25-30 minutes, or until a toothpick inserted into the center comes out clean or with a few moist crumbs. The cakes should be lightly golden on top and spring back when lightly touched.

8. Cool the Cakes:

Allow the cakes to cool in the pans for about 10 minutes, then transfer them to a wire rack to cool completely before frosting.

9. Make the Buttercream Frosting:

In a large bowl, beat the softened butter on medium speed until creamy, about 2-3 minutes. Gradually add the powdered sugar, 1 cup at a time, mixing on low speed until incorporated. Add the vanilla extract, salt, and heavy cream. Beat on high speed for 2-3 minutes until the frosting is light and fluffy. Add more cream if needed to achieve a smooth, spreadable consistency.

10. Assemble the Cake:

Once the cakes have cooled, place one cake layer on a serving plate or cake stand. Spread a thick layer of buttercream frosting on top, then add the second cake layer. Repeat with the third layer. Frost the top and sides of the cake with the remaining buttercream, smoothing it with an offset spatula.

11. Decorate with Sprinkles:

Once frosted, press extra sprinkles into the sides of the cake or sprinkle them on top for a fun, festive finish. You can also pipe decorative swirls of frosting on the top and sprinkle more rainbow sprinkles.

How to Make Funfetti Layer Cake: A Quick Recap

Dry Ingredients: Whisk flour, baking powder, baking soda, and salt.
Butter and Sugar: Cream butter and sugar until light and fluffy.
Egg Whites: Add egg whites one at a time, then vanilla and almond extracts.
Combine with Milk and Flour: Alternate adding flour mixture and milk, then fold in sour cream and sprinkles.
Bake: Divide the batter between cake pans and bake for 25-30 minutes.
Frost: Cool the cakes, then frost with buttercream and decorate with sprinkles.

Common Mistakes to Avoid

To make sure your Funfetti cake turns out perfectly, avoid these common mistakes:

Using Nonpareil Sprinkles: Avoid using nonpareil sprinkles (the small round ones) in the batter, as they tend to bleed their color. Use jimmies (the longer, oblong sprinkles) for best results.
Overmixing the Batter: Overmixing after adding the flour can result in a dense cake. Mix just until the ingredients are combined.
Not Cooling the Cake Completely: Make sure the cake layers are fully cooled before frosting. If the cakes are even slightly warm, the frosting will melt and slide off.

Serving and Presentation Tips

This Funfetti cake is already a party on its own, but here are some tips to make it even more special.

How to Serve Funfetti Cake:

Room Temperature: Funfetti cake is best served at room temperature for optimal texture and flavor.
With Ice Cream: Pair slices of Funfetti cake with a scoop of vanilla or birthday cake-flavored ice cream for an extra indulgent treat.

Presentation Ideas for Funfetti Cake:

Sprinkle Explosion: After frosting, gently press sprinkles onto the sides of the cake for a bold, colorful effect.
Piping: Use a piping bag fitted with a star tip to pipe decorative swirls or rosettes on top of the cake, then sprinkle each swirl with colorful sprinkles.
Funfetti Drip: Add a colorful drip to the top of the cake using white chocolate ganache tinted with food coloring, then sprinkle with rainbow sprinkles.

Funfetti Cake Recipe Tips

Room Temperature Ingredients: Ensure your butter, eggs, milk, and sour cream are at room temperature for a smoother batter and even baking.
Storage: Store leftover cake in an airtight container at room temperature for up to 3 days, or in the refrigerator for up to 5 days. Bring to room temperature before serving.
Freezing: You can freeze unfrosted cake layers for up to 2 months. Wrap them tightly in plastic wrap and store them in a freezer-safe bag. Thaw the layers in the refrigerator overnight before frosting.

Frequently Asked Questions (FAQs)

Q: Can I make this cake ahead of time?
A: Yes! You can bake the cake layers 1-2 days in advance and store them at room temperature, tightly wrapped. Frost the cake on the day you plan to serve it.

Q: What type of sprinkles should I use?
A: Jimmies (the long, oblong sprinkles) are the best choice for Funfetti cake because they hold their shape and don’t bleed into the batter. Avoid using nonpareils, which can dissolve and bleed their color into the cake.

Q: Can I use this recipe to make cupcakes?
A: Absolutely! This Funfetti cake recipe works perfectly for cupcakes. Simply divide the batter among lined cupcake pans and bake for 18-20 minutes, or until a toothpick inserted comes out clean.

Conclusion

This Funfetti Layer Cake is a fun, festive, and delicious treat that's sure to be a hit at any party or celebration! With its light vanilla flavor, soft crumb, and colorful bursts of sprinkles, it’s a joyful cake that’s as fun to make as it is to eat. Whether you're celebrating a birthday, special event, or just want to brighten up your day, this homemade Funfetti cake is the perfect choice.

Now that you have the recipe, it’s time to get baking! Gather your ingredients, grab your sprinkles, and enjoy making (and eating!) this colorful and delightful cake.