Seven Minute Frosting - cooking recipe

Ingredients

2 egg whites
1 1/2 c. sugar
1 1/2 tsp. light corn syrup or 1/4 tsp. cream of tartar
1/3 c. cold water
dash of salt
1 tsp. vanilla extract

Preparation

Place all ingredients except vanilla extract in a double boiler; mix thoroughly.
Cook, beating constantly with rotary or electric mixer until mixture forms peaks, about seven minutes. Remove from heat; add vanilla.
Beat until spreading consistency.