Reindeer Toffee 1 cup sweetened condensed milk 1 cup brown sugar 5 tablespoons corn syrup 1/2 pound butter or margarine Mix all ingredients together in a large bowl. Put in microwave on HIGH until it bubbles - about 5 minutes. Stir, then boil for 12 minutes, stirring three times, every three minutes. Grease a cookie sheet and pour in center. Cool and cut into pieces.