Creamy Chocolate Frozen Yogurt
["2 tsp. cornstarch", "1 (12 oz.) can evaporated skim milk", "1 Egg Beater, beaten (equals 1 egg)", "2/3 c. Hershey's chocolate syrup", "1 c. plain nonfat vanilla yogurt, stirred", "1/2 c. sugar", "1 tsp. vanilla"]
["In medium saucepan, combine cornstarch and sugar.", "Stir in milk and Egg Beater. Cook and stir over low heat for 6 to 8 minutes or until mixture coats a metal spoon.", "Remove from heat. Add chocolate syrup and cool.", "Stir in vanilla and yogurt.", "Freeze in ice cream maker.", "Yields 1 quart.", "Contains 0 g. fat, 0 mg. cholesterol and 152 calories."]
["cornstarch", "milk", "Egg", "chocolate syrup", "vanilla yogurt", "sugar", "vanilla"]