Ingredients
1 cup butter, softened1-1/2 cups packed brown sugar1 cup sugar2-1/2 cups creamy peanut butter, divided1 large egg1-1/2 teaspoons vanilla extract2-1/2 cups quick-cooking oats2 cups all-purpose flour1 teaspoon baking soda1/2 teaspoon saltCHOCOLATE FROSTING:6 tablespoons butter, softened4 cups confectioners’ sugar1/2 cup baking cocoa1 teaspoon vanilla extract6 to 8 tablespoons milk
Preparation
In a large bowl, cream butter and sugars until light and fluffy. Beat in 1 cup peanut butter, egg and vanilla. Combine oats, flour, baking soda and salt; gradually add to creamed mixture, beating well after each addition.
Spread into a greased 15x10x1-in. baking pan. Bake at 350° for 13-17 minutes or until golden brown. Cool slightly on a wire rack, about 12 minutes. Spread with remaining peanut butter. Cool completely.
In a large bowl, beat the butter, confectioners’ sugar, cocoa, vanilla and enough milk to achieve spreading consistency. Spread over peanut butter. Cut into bars.
