This Blanc de Blancs was born from the parcel "Les Roises" situated in Congy. The vines, planted with Massale selection, have an age of 60 years. The alcoholic fermentation occurs naturally performs , thanks to indigenous yeasts in oak barrels for 6-8 months. The wine does not undergo filtration. The aging on 30/36 months liveiti helps to strengthen the wine complexity and fullness of flavor. It is exclusively marketed a version Extra Brut to preserve the proper expression of the Terroir.