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Cotton Candy Cake Recipe

Cotton Candy Cake is a pastel-layered treat with sweet cotton candy flavor and creamy buttercream—perfect for parties or adding whimsy to any dessert table.

Ingredients
  

For the Cake:

  • 2 ¼ cups all-purpose flour
  • 2 ¼ teaspoons baking powder
  • ¾ teaspoon salt
  • ¾ cup unsalted butter at room temperature
  • 1 ½ cups granulated sugar
  • 3 large eggs at room temperature
  • 1 ½ teaspoons cotton candy flavoring
  • 1 cup whole milk at room temperature
  • Pink blue, purple, and yellow food coloring

For the Cotton Candy Buttercream:

  • 1 cup unsalted butter at room temperature
  • 4 cups powdered sugar
  • ½ teaspoon cotton candy flavoring
  • 2 –3 tablespoons milk or heavy cream adjust for consistency
  • Food coloring optional, for decorative swirls or ombre frosting

Instructions
 

  • Preheat oven to 350°F (175°C). Grease pans and line bottoms with parchment paper.
  • Whisk flour, baking powder, and salt in a bowl. Set aside.
  • Beat butter and sugar until light and fluffy (3–4 minutes).
  • Add eggs one at a time, mixing well. Stir in cotton candy flavoring.
  • Alternate adding dry ingredients and milk, starting and ending with flour. Mix just until combined.
  • Divide batter into four bowls. Tint with pink, blue, purple, and yellow.
  • Spoon colors into pans, swirl lightly, and bake for 35 minutes or until a toothpick comes out clean.
  • Cool in pans for 10 minutes, then transfer to a wire rack to cool fully.
  • Beat butter, then gradually add powdered sugar. Stir in flavoring and milk until spreadable. Tint if desired.
  • Stack and frost layers. Chill briefly, then finish frosting and decorate with sprinkles, cotton candy, or glitter.