1 c. butter
1 box powdered sugar
1 pkg. graham crackers
1 c. peanut butter
12 oz. pkg. chocolate chips

Mix powdered sugar and finely ground graham crackers and peanut butter together. Add melted butter and stir well. Press in a 9x13 inch pan.

Melt chocolate chips and spread over top. Refrigerate approximately 1 hour and cut into small bars.