1 1/4 c. brown sugar, packed
3/4 c. white sugar
2/3 c. water
2 tbsp. butter
2 egg whites, stiffly beaten
1 tsp. vanilla

1. Combine sugars, water and butter in a saucepan. Cook until mixture is at the firm ball stage. (Mixture forms a firm ball when a little is dropped into ice water.)

2. Pour over egg whites, beating constantly.

3. Add vanilla and beat until of spreading consistency.