2 sticks butter, melted
2 1/2 c. powdered sugar
1 c. peanut butter, smooth or chunk
1 (6 oz.) bag chocolate chips, melted
1 3/4 c. graham cracker crumbs

Melt butter, add to powdered sugar, peanut butter and graham cracker crumbs. Pat into shallow pan (8 x 10 inch) and spread melted chips evenly over top. Refrigerate 20 to 30 minutes.