checking of sediment in undergrounds caves with bottles on wooden racks, making champagne sparkling wine from chardonnay and pinor

alcohol ambonnay background basement beverage blanc bottle bottles cave caves cellar chalk champagne chardonnay checking cru drink dust epernay europe ferment fermentation france french grand grapes house interior maille making manufacturing noir old passage path pinor production racks reims rows sediment sparkling sparklingwine tasting traditional tunnel tunnels underground undergrounds vineyard vintage wall wine winecellar winemaking winery wooden