Cracker Bar Cookies Layer club crackers on cookie sheet, whole Boil for 5 minutes in saucepan: 1 cube margarine 2/3 cup brown sugar 1/3 cup granulated sugar 1/3 cup milk 1 cup graham cracker crumbs Pour over cracker layer. Then place another layer of crackers on top of liquid mixture. Melt together: 1 cup chocolate chips 2/3 cup peanut butter Spread over crackers and refrigerate until set and cut into bars.