Separate 4 eggs
Beat the yolks with 1/2 cup sugar until thick and pale
Stir in 2 cups milk, 1 cup heavy cream, 1 teaspoon vanilla, and 1/2 teaspoon nutmeg
Beat the egg whites until soft peaks form
Fold the egg whites into the yolk mixture
Chill for at least 1 hour
Serve cold with a sprinkle of nutmeg