Whoopie Pie Filling

This delicious whoopie pie filling is courtesy of Cranberry Island Kitchens.

  • Yield: Makes 3 3/4 cups
Whoopie Pie Filling

Source: The Martha Stewart Show, September Summer 2007


  • 1 cup (2 sticks) unsalted butter, preferably organic, room temperature
  • 2 cups sifted confectioners' sugar
  • 1 jar (7 1/2 ounces) marshmallow Fluff
  • 2 teaspoons pure vanilla extract, preferably organic


  1. In the bowl of an electric mixer fitted with the paddle attachment, cream together butter and sugar until pale and fluffy, about 3 minutes. Add Fluff and vanilla and continue mixing until well combined.


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