Chartreuse (liqueur) Génépi). The exact recipes for all forms of Chartreuse remain trade secrets and are known at any given time only to the two monks who prepare the herbal mixture. Chartreuse is commonly used as an ingredient in cocktails, such as a Cloister. Chartreuse liquors generally have performed well at international spirit ratings competitions. The basic green offering has won silver and double gold medals from the San Francisco World Spirits Competition. It has also earned an above-average score of 93 from the Beverage Testing Institute and has been given scores in the 96-100 interval by Wine Enthusiast. The VEP Green
Izarra (liqueur) Izarra (liqueur) Izarra is a sweet liqueur made in Bayonne in the French Basque Country. This liqueur of basque origin is now produced in Angers, far from the original distillery. There are three varieties of Izarra: Pyrenean herbs and other flavourings are used in a fifteen-month process to produce the liqueur. Four different liquids are produced: alcohol distilled with herbal flavorings; a liquid resulting from the soaking of prunes and walnut shells in armagnac; syrup of sugar and local acacia honey; and a colouring infusion of saffron for the yellow and several plants for the green variety. The liqueur matures