How do the bubbles get in? Champagne, Cava and Prosecco compared

Champagne, Cava and Prosecco all get their bubbles from a second fermentation, but where it happens changes everything: in the bottle or in a big tank.

Learn the method behind each label, how sugar turns into pressure, and what Brut and Extra Dry really mean, with a bottle you can fill with sugar to watch the pressure change.