Red Velvet Cupcakes with Cream Cheese Frosting Ingredients Cupcake Ingredients: 2 1/2 cups sifted cake flour (not all-purpose flour) 1 teaspoon baking powder 1 teaspoon salt 2 tablespoons unsweetened cocoa powder 2 oz. red food coloring (two bottles) 1/2 cup unsalted butter, softened 1 1/2 cups sugar 2 eggs, at room temperature 1 teaspoon