Heat mugs by filling each with hot water.
While mugs are heating, mix 1 quart dry milk with hot water.
Place 2-3 eggs into mixer and beat; add sugar until white and fluffy.
Empty hot water from mugs.
Into each mug add 1 jigger brandy; 1/2 jigger rum; 2 tbsp egg mix.
Fill mug with hot milk. Relish with nutmeg, spoon and serve.