2 unbeaten egg whites
1 1/2 c. sugar
5 tbsp. water
1 1/2 tsp. light corn syrup
1 tsp. vanilla

Put egg whites, sugar, water, and corn syrup in upper part of double boiler. Beat until thoroughly mixed. Place over bottom of double boiler, containing rapidly boiling water on stove. Beat constantly and cook 7 minutes or until frosting stands in peaks. Remove from stove. Add vanilla. Beat until thick enough to spread.