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Marshmallow Vanilla Buttercream Frosting

A chocolate cupcake decorated with Marshmallow Vanilla Buttercream

4.8 from 28 reviews

This Marshmallow Vanilla Buttercream Frosting is the perfect icing for many different cakes and cupcakes. Will ice 12 – 16 cupcakes (thickly), or 24 cupcakes if spread more thin.

Ingredients

Units Scale
  • 3/4 cup unsalted butter
  • 2 cups icing sugar (confectioners sugar)
  • 13 tsp heavy cream
  • 1 tsp vanilla
  • 1 (7 ounce) container of Marshmallow Fluff
  • salt to taste (optional)

Instructions

  1. Sift the icing sugar (confectioners sugar). Set aside.
  2. In a mixer, beat the butter until soft and fluffy. You’ll have to scrape the sides of the bowl several times. This process of getting fluffy butter takes at least 10 minutes.
  3. Add the sifted icing sugar, and mix until smooth.
  4. Add the vanilla and heavy cream and beat until smooth.
  5. Beat in the marshmallow fluff until smooth.
  6. Decorate your cupcakes and enjoy!

Keywords: buttercream, marshmallow buttercream, marshmallow frosting, marshmallow icing