Whats the difference between a double magnum and a jeroboam?
Although bottle sizes are standardized in many countries, there is some regional variation in the names associated with bottles of different capacities. In Bordeaux, a double magnum is traditionally considered to be 3 liters , while a Jeroboam is 4.5 liters . In Champagne and Burgundy, however, the Jeroboam is generally understood to be 3 liters , and the term “double magnum” is not often used.