Chartreuse (liqueur) liqueurs such as Galliano, Liquore Strega or Kräuterlikör, though it is distinctively more vegetal. Like other liqueurs, its flavour is sensitive to serving temperature. If straight, it can be served very cold, but is often served at room temperature. It is also featured in some cocktails. Some mixed drink recipes call for only a few drops of Chartreuse due to the assertive flavour. It is popular in French ski resorts where it is mixed with hot chocolate and called Green Chaud. According to tradition, a marshal of artillery to French king Henry IV, François Hannibal d'Estrées, presented the Carthusian monks
Chocolate liqueur as a subspecies of chocolate liquor. Chocolate liqueur can be consumed straight, as an after dinner drink rather than as aperitif. It is used in mixed drinks and in desserts, especially in dessert sauces, cakes, and truffles. A food writer notes that many recipes for chocolate truffle add a small amount of chocolate liqueur to melted chocolate, and warns that adding the liqueur often causes the chocolate to seize. One of the more unusual uses is in chocolate rolled fondant. Arguably the most controversial use may be in connection with a scandal concerning the provenance of certain 17th century bottles