The Chateau de Roques Hotel has an excellant restaurant where guest can have their meals.
Margaux is a wine region north of Bordeaux, all wines from this town may bear the name, e.g. Chateau Dauza Margaux or Chateau Labegorce Margaux. But the most famous is of course the namesake Chateau Margaux itself. You can find Margaux served on Thai Airways first class flights, and Paris airport lounge.