7 Minute Frosting - cooking recipe

Ingredients

1 egg white (unbeaten)
7/8 c. sugar
1/2 tsp. baking powder
3 Tbsp. water
1 tsp. vanilla

Preparation

Place egg, sugar, water and baking powder over boiling water in top of double boiler.
Beat as it cooks with rotary egg beater. When it clings as a mass in the egg beater, remove from heat. Continue beating a few seconds.
Add flavoring.