Neapolitan Cake

Instructions

1. 1
   Preheat oven to 350°F (175°C). Grease and line three 8-inch round cake pans.
2. 2
   In a medium bowl, whisk cake flour, baking powder, baking soda, and salt.
3. 3
   In a large bowl, beat butter and sugar for 3–5 minutes until light and fluffy.
4. 4
   Add egg whites one at a time, beating well, then add vanilla.
5. 5
   Alternately add flour mixture and milk, beginning and ending with flour.
6. 6
   Divide batter evenly into three bowls.
7. 7
   To one bowl, add cocoa powder and mix for the chocolate layer.
8. 8
   To another bowl, fold in strawberry puree and a drop of food coloring for the strawberry layer.
9. 9
   Leave the third bowl as vanilla.
10. 10
    Pour each batter into its own prepared pan. Bake for 25–30 minutes, or until a toothpick comes out clean.
11. 11
    Cool cakes in pans for 10 minutes, then turn out to cool completely.
12. 12
    Beat butter for frosting until creamy. Add powdered sugar gradually, then vanilla, salt, and milk, beating to a fluffy, spreadable consistency.
13. 13
    Stack cakes in chocolate, strawberry, and vanilla order, spreading a thin layer of frosting between each.
14. 14
    Frost the outside and top. Decorate as you like, slice, and serve!