How to Make a White Velvet Cake
Ingredients 1/2 cup unsalted butter, softened 1-1/2 cups granulated sugar 4 egg whites, room temperature 1-1/2 teaspoons vanilla extract 2-1/4 cups cake flour 1/2 teaspoon baking soda 1-1/2 teaspoons baking powder 1 teaspoon salt 1-1/2 cups buttermilk, room temperature Frosting: 1 (8-ounce) package cream cheese, softened 3/4 cup unsalted butter, softened 6-1/2 cups powdered sugar 3 ...