Red Velvet Cupcakes! Place a paper baking cup in each of 24 regular-size muffin cups. Heat oven and make cake batter as directed in recipe. Spoon batter evenly into muffin cups, filling each about 2/3 full. Bake 20 to 22 minutes or until toothpick inserted in center comes out clean. Remove cupcakes from pan to cooling rack. Cool completely, about 30 minutes. Frost.