Sweet melissa sundays: red velvet cake (or red velvet giant cupcake)

Name: Sweet melissa sundays: red velvet cake (or red velvet giant cupcake)
Prep time: 25 min
Cook time: 15 min
Total time: 40 min
Yield: 4
Cuisine: En
Ingredients: 4 oz Marshmallow Fluff; 6 tablespoons unsalted butter, softened; 3/4 cup confectioners sugar; 1/2 t of vanilla