Fluffy Frosting
["1 c. sugar", "1/3 c. water", "1/4 tsp. cream of tartar", "dash of salt", "2 egg whites", "1 tsp. vanilla"]
["In a small saucepan, combine sugar, water, cream of tartar and salt.", "Bring to a boil, stirring until sugar dissolves.", "In a small bowl, very slowly pour the hot sugar syrup over the unbeaten egg whites, beating constantly until stiff peaks form.", "Add vanilla."]
["sugar", "water", "cream of tartar", "salt", "egg whites", "vanilla"]