Sprinkle confectioners' sugar on 2 (15 x 11-inch) cookie sheets.
Combine sugar, Karo® syrup and water in heavy saucepan and stir over medium heat until sugar dissolves. Continue to cook, without stirring, until syrup reaches 290° F on candy thermometer.
Remove from heat and add food coloring to desired intensity and the desired oil flavoring. Pour onto cookie sheets, cool and break into small pieces.
Servings: 2 1/4 lbs