Seven Minute Icing - cooking recipe

Ingredients

3 unbeaten egg whites
2 c. sugar
1 tsp. cream of tartar
6 Tbsp. cold water
1 tsp. vanilla

Preparation

Place egg whites, sugar, cream of tartar and cold water in double boiler.
Cook over medium heat.
Beat with electric mixer until stiff, approximately 7 minutes.
Beat in 1 teaspoon vanilla after removing from heat.