The neck of a bottle of champagne showing the ice plug that is formed in the neck for the degorgement (degorgment degorging degorge disgorging disgorge) of the bottles. The ice plug contains
Back in our cellar for disgorgment... - Les millésimes de Louise - Champagne millésimé
Disgorgement of sparkling wine: what it is and what it is used for - Crown caps, Bidules, tear-off and fermentation caps | Pedi Ivrea