3/4 c. graham cracker crumbs
1 stick butter
1 lb. icing sugar
1 c. peanut butter

Combine graham crumbs, butter, and peanut butter in bowl. Mix well with hand. Press into 8 x 12 inch pan. Melt one 12 ounce package chocolate chips over low heat. Pour over mixture in pan. Let set, cut into squares. Enjoy!