INGREDIENTS
4
Eggs, large
1 1/4 cups
All-purpose flour
2 tsp
Baking powder
1 1/2 cups
Cake flour
8 oz
Chocolate, semisweet
1
Chocolate frosting
2 cups
Confectioners' sugar
2 cups
Granulated sugar
7/8 tsp
Kosher salt
4 tsp
Vanilla, pure
1
Nonstick spray
4 sticks
Butter, unsalted
1 1/16 cups
Whole milk