2 eggs, separated
4 cups milk
1 teaspoon vanilla
2 teaspoons sugar
1/4 cup brandy
1 dash nutmeg
Combine the egg yolks and milk in a saucepan. Cook over medium heat until the mixture coats a metal spoon. Cool.
Beat the egg whites until soft peaks form. Add to the milk mixture, then add the vanilla, sugar substitute, and extract.
Mix lightly. Cover and chill. To serve, pour the eggnog into cups and sprinkle with nutmeg.