Ingredients
Method
Prepare the Batters
- Preheat oven to 350°F (175°C) and line a muffin tin.
- Whisk flour, sugar, baking soda, and salt in a large bowl.
- In another bowl, whisk oil, buttermilk, egg, vanilla, and vinegar.
- Combine wet and dry ingredients until smooth.
- Divide the batter into two bowls. In one bowl, stir in the cocoa powder and red food coloring.
Marbling
- Drop a spoonful of white batter and a spoonful of red batter into each cupcake liner.
- Use a toothpick to gently swirl the two colors together.
Baking
- Bake for 18-20 minutes until a toothpick comes out clean.
- Cool completely on a wire rack.
Frosting
- Beat cream cheese and butter until fluffy.
- Gradually add powdered sugar and vanilla, beating until smooth.
- Pipe onto cooled cupcakes.
