Caramel Parfait

1 cup sugar

½ cup water

2 cups cream, whipped

1 tbs. vanilla

6 egg yolks

Caramelize one-half cup sugar. Add the water slowly and stir until dissolved. Add the remaining one-half cup sugar and cook until mixture threads. Pour slowly over beaten egg yolks. Cook in the top of a double boiler until the mixture thickens. Cool. Then fold in the cream which has been beaten stiff. Add vanilla and pour into mold. Freeze.