<P> In the American South, eggnog is made with bourbon . Eggnog is called "coquito" in Puerto Rico, where rum and fresh coconut juice or coconut milk are used in its preparation . Mexican eggnog, also known as "rompope", was developed in Santa Clara . It differs from regular eggnog in its use of Mexican cinnamon and rum or grain alcohol . In Peru, eggnog is called "biblia con pisco", and it is made with a Peruvian pomace brandy called pisco ." German eggnog, called "biersuppe", is made with beer . "Eierpunsch is a German version of eggnog made with white wine", eggs, sugar, cloves, tea, lemon or lime juice and cinnamon . Another recipe dating from 1904 calls for eggs, lemon juice, sugar, white wine, water and rum . In Iceland, eggnog "...is served hot as a dessert ." </P> <P> Traditional homemade eggnog is made of milk or cream, sugar, raw eggs, one or more alcoholic spirits, and spices, often vanilla or nutmeg and in some recipes, cloves . Some recipes call for the eggs to be separated 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 . While some recipes call for unwhipped heavy cream, in some recipes, whipped cream is added to the mixture, which gives it a frothier texture . Various sweeteners are used, such as white sugar, brown sugar and maple syrup . </P> <P> There are variations in ingredients in different recipes . Traditional eggnog has a significant fat content, due to the use of cream, and a high sugar content . Ingredients vary significantly between different recipes . Alcohol used in different national and regional versions of eggnog include brandy, cognac, bourbon, whiskey, sherry, rum and grain alcohol . Canadian chef Heidi Fink states that one of the reasons people are making less homemade eggnog is that the beverage is expensive to make, due to its use of substantial quantities of cream, eggs, and spirits . Concerns about the safety of raw eggs may be another reason for the decline in homemade eggnog making . </P> <P> Modern commercial eggnog manufacturers add gelatin and other thickeners, a cost - savings measure that enables manufacturers to produce a thick beverage while using less egg and cream . "Commercial eggnog tends to contain less eggs than homemade nog". In the US, "FDA regulations only require that 1.0 percent of a product's final weight be made up of egg yolk solids for it to bear the eggnog name ." Under current U.S. law, commercial products sold as eggnog are permitted to contain milk, sugar, modified milk ingredients, glucose - fructose, water, carrageenan, guar gum, natural and artificial flavorings, spices, monoglycerides, and colorings . In Canada, the "National Dairy Code defines eggnog as: "food made from milk and cream containing milk and cream which has been flavoured and sweetened . The food shall contain not less than 3.25 per cent milk fat and not less than 23 per cent total solids ." In Canada, if a commercial product does not contain eggs, it cannot be called "eggnog". </P>

What type of liquor is in egg nog