· Famille Amirault Grosbois is a joint project created by Nicolas Grosbois of Domaine Grosbois in Chinon, and Xavier Amirault of Domaine Amirault in SaintNicolasdeBourgueil, the latter vigneron perhaps best known for his Clos des Quarterons cuvées. Although seemingly unconnected, the two are in fact cousins, and they came together .