1 Day, 17 Producers, Terres et Vins de Champagne, April 19 Tasting, in Ay

No need to reinvent the wheel when the organizers of Terre et Vins de Champagne say it clearly:

"This project was born out of a genuine desire to share our passion for authentic Champagne wines. Champagne soils are subtle and, as a result, sometimes difficult to understand when tasting sparkling wines..."