2 c. sugar
1/4 c. butter
1/4 c. water
1 tbsp. vinegar

Combine ingredients in heavy saucepan. Cook over medium heat, stirring until sugar is dissolved. Cook to soft crack stage (280 degrees) or until small amount of the mixture separates into threads which are hard but not brittle when dropped into cold water. Pour into buttered pan and when almost set, mark into squares. Makes 1 pound candy.