How to Cool Champagne
Champagne should be served cool but not iced. The ideal temperature is between 43° and 46°F (6° and 8°C). Avoid leaving Champagne too long in the refrigerator since this can spoil the wine. It is better to use and ice bucket half-filled with ice and water.
How to Serve Champagne
In stemmed glasses, which should be of the finest quality. Preference should be given to tulip-shaped glasses.
How to Keep Champagne
Bottles should be laid horizontally in a cool, dark place (maximum temperature 59°F (15°C)) and away from draughts.