Vin de France La Guillaume XVIII NV Jean Maupertuis

Jean Maupertuis, a former computer scientist, bought a small parcel in 1992, studied oenology in Mâcon and now farms 3.8 hectares at Saint-Georges-sur-Allier and La Roche Noir, south-west of Clermont-Ferrand, on volcanic basalt and clay. Organic, native yeasts, no filtering or fining, little or no added sulphur. Louis Dressner calls him the original natural winemaker of Auvergne.