Ingredients
Equipment
Method
Preparation
- Preheat your oven to 325°F (165°C) and line a 12-cup muffin tin with decorative cupcake liners.
- In a large mixing bowl, whisk together the cake flour, baking powder, baking soda, and salt.
- In a separate mixing bowl, mix together the whole milk, sour cream, and vanilla extract until smooth.
- Beat the softened unsalted butter and granulated sugar in a large bowl until light and fluffy.
- Add the egg whites one at a time, beating well after each addition.
- Gradually fold in the dry ingredients, alternating with the wet ingredients.
- Fill each cupcake liner about three-quarters full with batter and bake for 20-22 minutes.
- Allow to cool for 5 minutes in the pan before transferring to a wire rack.
- Beat together the softened unsalted butter and sifted powdered sugar until crumbly.
- Gradually add the vanilla extract and milk, mixing until the frosting is light and smooth, then incorporate red gel food coloring if desired.
- Frost the cooled cupcakes with the buttercream and serve.
Nutrition
Notes
Use room temperature ingredients for best results. Avoid overmixing to maintain a tender crumb. Cool completely before frosting to prevent melting.
