7-Minute Frosting
["2 egg whites", "1 1/2 c. sugar", "1/3 c. cold water", "1/4 Tbsp. cream of tartar", "1 Tbsp. light corn syrup", "1/8 tsp. salt"]
["Combine in top of double boiler.", "Cook over rapidly boiling water.", "Beat with a rotary beater or electric mixer until mixture stands in peaks.", "Remove from heat.", "Add vanilla; continue beating until thick enough to spread."]
["egg whites", "sugar", "cold water", "cream of tartar", "light corn syrup", "salt"]