3/4 c. butter, melted
2 c. graham cracker crumbs
12 oz. peanut butter
2 c. confectioners' sugar
12 oz. semi-sweet chocolate bits

In medium bowl combine melted butter, graham cracker crumbs, peanut butter and sugar. Beat with spoon or mix with hands, until thoroughly blended. Press mixture evenly into ungreased 9 x 13 inch pan and set aside.

Melt chocolate bits until smooth and spread evenly over peanut butter mixture in pan. Let stand at room temperature until chocolate hardens. When hard, cut into small pieces.