2 cups peanut butter divided
3/4 cup butter softened
2 cups powdered sugar
3 cups graham cracker crumbs
2 cups semi-sweet chocolate mini morssls
Grease 13 x 9 baking pan
Beat 1 1/4 cups peanut butter and butter in large mixer bowl until creamy. Gradually beat in 1 cup powdered sugar. With hands or wooden spoons, work in remaining powdered sugar, graham cracker crumbs and 1/2 cup morsels Press evenly into prepared pan. Smooth top with spatula.
Melt remaining peanut butter and remaining morsels in medium, heavy duty saucepan over lowest possible heat, stirring constantly, until smooth. Spread over graham cracker crust in pan. Refrigerate for at least 1 hour or until chocolate is firm, cut into bars.