One cupful of hot milk; half a cupful of sugar; three eggs, beaten light; one tablespoonful of corn-starch wet with a little cold milk; half a cupful of black coffee. Stir the corn-starch into the hot milk and this into the beaten eggs and sugar. Set over the fire and stir three minutes. When almost cold beat in the cold coffee. You may make this with the yolks of the eggs, omitting the whites.