Seven Minute Icing - cooking recipe

Ingredients

2 egg whites
1 1/2 c. sugar
1/3 c. water
1 tsp. cream of tartar
1 tsp. vanilla

Preparation

Bring first 3 ingredients to a boil in heavy pan.
Boil over medium heat for 7 minutes. Heat until sugar is dissolved.
Add last two ingredients.
Beat until stiff.