he noble family of L??vis, lords of Mirepoix in Languedoc since the 11th century.[4] According to Pierre Larousse (quoted in the Oxford Companion to Food), the unfortunate Duke of Mirepoix was an incompetent and mediocre individual...who owed his vast fortune to the affection Louis XV felt toward his wife and who had but one claim to fame: he gave his name to a sauce made of all kinds of meat and