Preheat oven to 350°F. Grease or paper-line 24 (2-1/2-inch) muffin cups.
Prepare cake mix according to package directions with water, eggs and oil. Spoon batter into prepared pans, filling each 2/3 full.
Bake 20 to 25 minutes or until toothpick inserted into centers comes out clean. Cool in pans 20 minutes. Remove to wire rack and cool completely.
Spread 1-1/2 to 2 tablespoons frosting over each cupcake. Fit round tip onto tube of icing. Squeeze 4 to 5 dots icing over each cupcake. Swirl toothpick through icing and frosting in continuous motion to make marbleized pattern or heart shapes.
Makes 24 cupcakes.
Date: January 8, 2003