1 c. butter
Graham crackers
1 c. brown sugar
1 lg. pkg. chocolate chips

Line a 9 x 13 inch pan with tin foil and grease foil with butter. Place graham crackers on foil one layer deep. Boil together butter and brown sugar; pour over graham crackers. Put in oven at 400 degrees for 5-10 minutes. Remove from oven and sprinkle with chocolate chips. Wait until chips are melted and spread evenly.