BEST BUY; YEAR’S BEST MENDOZA MALBECS; The flagship wine of the partnership between Catena and the French firm Domaines Barons dc Rothschild (Lafite), this is an ambitious blend of malbec and cabernet (74/26) aged a year and a half in barrels, 60 percent new. It’s smooth and polished, with the sweet, nutty richness of Nutella and a fruit-compote intensity. – T.T.