Unicorn Birthday Cake
A colorful and magical unicorn cake featuring rainbow layers, creamy vanilla buttercream, and decorative unicorn ears and horn. Perfect for birthday parties, celebrations, and special occasions.
Ingredients
- Cake Batter
- 2½ cups all-purpose flour
- 2 cups granulated sugar
- 1 tablespoon baking powder
- 1 teaspoon baking soda
- ½ teaspoon salt
- 1 cup unsalted butter softened
- 4 large eggs
- 1 cup milk
- 2 teaspoons vanilla extract
- Food Coloring
- Pink gel food coloring
- Blue gel food coloring
- Purple gel food coloring
- Yellow gel food coloring
- Teal gel food coloring
- Vanilla Buttercream Frosting
- 4 cups unsalted butter softened
- 8 cups powdered sugar
- 4 tablespoons milk
- 2 teaspoons vanilla extract
- Decorations
- Unicorn horn topper
- Fondant unicorn ears
- Edible gold dust
- Rainbow sprinkles
- Edible glitter
Instructions
- Preheat the oven to 350°F (175°C) and prepare five 8-inch round cake pans.
- Whisk together flour, baking powder, baking soda, and salt.
- Cream butter and sugar until light and fluffy.
- Add eggs one at a time, then mix in vanilla extract.
- Alternate adding dry ingredients and milk until a smooth batter forms.
- Divide the batter into five bowls and color each portion with a different gel food color.
- Pour batter into prepared pans and bake for 25–30 minutes.
- Allow cakes to cool completely on wire racks.
- Prepare the buttercream frosting.
- Stack the cake layers with frosting between each layer.
- Apply a crumb coat and chill for 20 minutes.
- Cover the cake with a final layer of buttercream.
- Decorate with the unicorn horn, ears, rainbow swirls, edible glitter, and sprinkles.
- Slice and serve.
Notes
- Use gel food coloring for vibrant rainbow layers.
- Allow cake layers to cool completely before decorating.
- Decorations can be prepared one day in advance.
- Store covered at room temperature for up to 2 days.
- Refrigerate for up to 5 days.
- Plant-based butter and milk can be used for a dairy-free version.
- Avoid overmixing the batter to keep the cake light and fluffy.
