100% Chardonnay. 75% 2020 & 25% reserve wines. Les Roises is a 0.62-hectare monopole in Collin's home village of Congy in the northern Coteaux du Morin. The 65-year-old vines have full southern exposure and are planted on soft clay and silex topsoils over limestone. As for all Collin Champagnes...