1 box powdered sugar
1 pkg. graham crackers, crumbled
1 c. melted butter
1 c. chunky peanut butter
12 oz. chocolate chips

Mix powdered sugar and graham cracker crumbs. Add butter and mix. Add peanut butter and mix. Spread mixture into 9 x 13 pan. Melt chocolate chips. Spread on top of mixture. Let sit at least 4 hours before serving.