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Funfetti Whoopie Pie

Delight in these colorful Funfetti Whoopie Pies, featuring soft vanilla cake rounds studded with rainbow sprinkles and filled with creamy vanilla frosting, perfect for celebrations or a fun dessert treat.

Ingredients

Scale
  • 2 cups all-purpose flour
  • 1/2 cup unsweetened cocoa powder
  • 1 1/4 teaspoons baking soda
  • 1/4 teaspoon salt
  • 3/4 cup buttermilk, at room temperature
  • 1 teaspoon vanilla extract
  • 1 cup unsalted butter, softened
  • 1 cup granulated sugar
  • 2 large eggs, at room temperature
  • 1 cup rainbow sprinkles
  • 1 1/2 cups marshmallow fluff
  • 1/2 cup unsalted butter, softened (for frosting)
  • 1 teaspoon vanilla extract (for frosting)
  • 2 cups powdered sugar (for frosting)

Instructions

  1. Preheat oven to 350°F (175°C) and line baking sheets with parchment paper.
  2. In a bowl, sift together flour, cocoa powder, baking soda, and salt.
  3. In another bowl, whisk together buttermilk and vanilla extract.
  4. In a large mixing bowl, beat butter and sugar until light and fluffy.
  5. Add eggs one at a time, beating well after each addition.
  6. Gradually mix in the dry ingredients alternately with the buttermilk mixture, beginning and ending with dry ingredients.
  7. Fold in the rainbow sprinkles gently.
  8. Drop batter by tablespoonfuls onto prepared baking sheets, spacing about 2 inches apart.
  9. Bake for 10-12 minutes or until set and springs back when lightly touched.
  10. Allow to cool completely on wire racks.
  11. For the filling, beat butter until creamy, add marshmallow fluff, vanilla extract, and gradually add powdered sugar. Beat until smooth.
  12. Spread or pipe frosting onto the flat side of one cake and sandwich with another.
  13. Serve immediately or refrigerate until ready to enjoy.

Notes

For an extra festive touch, chill the assembled whoopie pies for 30 minutes before serving to help the filling set firmly.