vanilla bean Frozen yogurt Serving Size : 8 Categories : Frozen Desserts Ingredient—Preparation Method * 2/3 Cup sugar * 2 Teaspoons cornstarch * 12 Ounces Evaporated Skim milk * 1 egg -- Slightly Beaten * 2 Tablespoons light corn syrup * 1 vanilla bean * 2 Teaspoons vanilla extract * 1 1/2 Cups Nonfat yogurt -- Stirred In a Medium Saucepan, Combine sugar And cornstarch.Stir in milk, Beaten egg And corn syrup. Cook, Stirring,Over Low Heat Until Mixture Thickens And Coats a MetalSpoon. Remove From Heat; Cool.