Reese Peanut Butter Bars
["1 stick melted margarine", "1 c. confectioners sugar", "1 c. crunchy peanut butter", "1 c. graham crackers", "1 (12 oz.) pkg. chocolate chips"]
["Combine first 4 ingredients and spread in large oblong dish. Melt chocolate chips and spread over peanut butter mixture.", "Chill until set."]
["margarine", "confectioners sugar", "crunchy peanut butter", "graham crackers", "chocolate chips"]