Seven-Minute Frosting
["2 egg whites (unbeaten)", "dash of salt", "2 tsp. light corn syrup", "1 1/2 c. sugar", "1/3 c. water", "1 tsp. vanilla"]
["Combine all ingredients except the vanilla in top of double boiler.", "Beat 1 minute to blend, then place over boiling water and beat with a sturdy egg beater or at high speed of electric mixer for 7 minutes or until stiff peaks will form.", "(Stir frosting up from bottom and sides of pan occasionally.)", "Fold in vanilla. Makes enough to frost two 9-inch layers or a 10-inch tube cake or 13 x 9 x 2-inch cake."]
["egg whites", "salt", "light corn syrup", "sugar", "water", "vanilla"]