Eggnog [and] 1/4 pint sherry." The recipe instructs cooks to "mix [the] liquor first, then separate yolks and whites of eggs, add sugar to beaten yolks, mix well. Add milk and cream, slowly beating. Beat whites of eggs until stiff and fold slowly into mixture. Let set in cool place for several days. Taste frequently." "Tom and Jerry is a form of hot eggnog [cocktail] that was once popular." The Tom and Jerry was invented by British journalist Pierce Egan in the 1820s, using brandy and rum added to eggnog and served hot, usually in a mug or a bowl. It
Eggnog so that the egg whites can be whipped until they are thick; this gives the drink a frothy texture. American food show presenter Alton Brown points out that based on its ingredients, eggnog is "almost identical to ice cream. It is technically just a stirred custard made of milk and egg". Homemade recipes may use vanilla ice cream blended into the beverage, particularly when the goal is to create a chilled drink. Some recipes call for condensed milk or evaporated milk in addition to milk and cream. Acidophilus milk, a fermented milk product, has been used to make egg nog.