Magnum Champagne Cuvée Brut Sous Bois en coffret bois de la Maison Billecart-Salmon Billecart-Salmon, founded in 1818, is now in its seventh generation, and its motto is "quality first, excellence second". Cuvée Brut Sous Bois, made from 3 Champagne grape varieties, has a radiant, crystalline golden-yellow color with brilliant highlights. Its strength of character and straightforwardness make it the ideal companion for white meats or pan-fried chanterelle mushrooms.