Go Bananas Whoopie Pies Recipe: How to Make It

Ingredients

• 1/2 cup butter, softened
• 3/4 cup sugar
• 1/4 cup packed brown sugar
• 1 large egg, room temperature
• 1 teaspoon vanilla extract
• 1/2 cup mashed ripe banana
• 1/2 cup buttermilk
• 2 cups all-purpose flour
• 1/2 teaspoon salt
• 1/2 teaspoon baking powder
• 1/2 teaspoon baking soda
• FILLING:
• 1 package (8 ounces) cream cheese, softened
• 1 cup creamy peanut butter
• 3 tablespoons butter, softened
• 1 cup confectioners' sugar
• Additional confectioners' sugar