Grape variety : 100% Chardonnay Grand Cru. Assemblage : 70% 2021 harvest, 30% 2020 & 2019 harvests. Vinification : Wild yeasts in barrel & stainless steel. Elevage : On lees. Disgorging : 21 February 2024. Dosage : Extra-brut, 2 g/L. Terroir : 50% Le Mesnil-sur-Oger & 50% Oger. Soil : Clay-Limestone on Campanian Chalk.