Seven Minute Frosting
["2 egg whites, unbeaten", "1 1/2 c. sugar", "1/4 tsp. cream of tartar", "1/3 c. cold water", "Dash of salt", "1 1/2 tsp. vanilla"]
["Combine all ingredients except vanilla in top of double boiler. Beat without cooking for 1 minute. Place over boiling water and cook until stiff peaks form, beating constantly. Remove from boiling water Add vanilla, beat until spreading consistency."]
["egg whites", "sugar", "cream of tartar", "cold water", "salt", "vanilla"]