Ingredients
1/2 cup butter, softened3/4 cup sugar1/4 cup packed brown sugar1 large egg, room temperature1 teaspoon vanilla extract1/2 cup mashed ripe banana1/2 cup buttermilk2 cups all-purpose flour1/2 teaspoon salt1/2 teaspoon baking powder1/2 teaspoon baking sodaFILLING:1 package (8 ounces) cream cheese, softened1 cup creamy peanut butter3 tablespoons butter, softened1 cup confectioners’ sugar1 teaspoon vanilla extractAdditional confectioners’ sugar
Preparation
Preheat oven to 350°. Cream butter and sugars until light and fluffy, 5-7 minutes. Beat in egg and vanilla. In a small bowl, combine banana and buttermilk. In another bowl, whisk flour, salt, baking powder and baking soda; gradually add to creamed mixture alternately with banana mixture.
Drop by tablespoonfuls 2 in. apart onto parchment-lined baking sheets. Bake until set, 8-10 minutes. Cool for 2 minutes before removing from pans to wire racks to cool completely.
For filling, beat cream cheese, peanut butter and butter until fluffy. Beat in confectioners’ sugar and vanilla until smooth. Spread about 1 tablespoon filling on the bottoms of half the cookies; cover with remaining cookies. Dust with additional confectioners’ sugar. Refrigerate.
