Seven Minute Icing - cooking recipe

Ingredients

1 unbeaten egg white
1 c. sugar
3 Tbsp. cold water
1/2 tsp. baking powder
1/2 tsp. flavoring

Preparation

Put the egg white, sugar and water in the top of a double boiler.
Place over boiling water and beat with a rotary eggbeater for seven minutes.
Then add baking powder and flavoring.
Remove from heat, beat until thick and spread in swirls over cake.