Caramel Coffee Parfait

½ cup brown sugar

2 cups evaporated milk

2 cups heavy cream

4 egg yolks

2 tbs. powdered coffee

½ cup water

¾ cup granulated sugar

1 tsp. vanilla

Caramelize brown sugar. Scald coffee, evaporated milk, and water to boiling point and stir in caramelized sugar; when sugar is dissolved, strain and stir the mixture slowly into well-beaten yolks of eggs and granulated sugar. Cook in double boiler, stirring constantly until it thickens. Remove from fire and, when cold, add the vanilla and cream whipped stiff. Freeze.