Peppermint Chocolate Whoopie Pies

Ingredients (18)

• For the whoopie pies:
• 2 cups all-purpose flour
• 1/2 cup cocoa powder
• 1 teaspoon baking soda
• 3/4 teaspoon salt
• 1/2 cup unsalted butter, at room temperature
• 1 cup packed brown sugar
• 1 large egg, at room temperature
• 1 teaspoon vanilla extract
• 1 cup buttermilk, at room temperature
• For the peppermint filling:
• 3/4 cup unsalted butter, at room temperature
• 1 1/4 cups confectioners’ sugar, sifted
• 1 teaspoon vanilla extract
• 1/2 teaspoon peppermint extract
• 1/8 teaspoon salt
• 2 1/2 cups marshmallow crème (marshmallow fluff)
• Crushed candy canes, for garnish