Line a 9 x 13 inch pan with Keebler Club Crackers.
Combine in saucepan margarine, milk and sugar. Boil about 5 minutes.
Add 1 cup crushed graham crackers to mixture. Stir.
Pour on top of Club crackers. Lay another layer of Club crackers on top of sugar mixture. Melt chocolate chips and crunchy peanut buttr together in double boiler or microwave, stirring often. Pour over top. Refrigerate.