1 c. butter
1 c. chunky peanut butter
2 c. graham cracker crumbs
2 c. sifted powdered sugar
1 c. (6 oz.) semi-sweet chocolate morsels
2 tbsp. shortening

Combine butter and peanut butter in a 2 quart glass bowl. Cover with a paper towel and microwave on high 1 1/2 minutes. Stir in graham cracker crumbs and powdered sugar. Press into an 11x7x1 1/2 baking dish. Combine morsels and shortening in a 2-cup liquid measuring cup. Microwave at medium (50% power) 2 minutes or until melted. Stir well and spread over peanut butter mixture. Cover and chill. Set stand at room temperature 10 minutes before cutting into squares.

Yield: 4 dozen.