User blog comment:Hidden Scorpius XI/My impressions on "Round one." (RWBY-V3E1)/@comment-26512661-20151025201600/@comment-3965075-20151026193433

Considering that Mistral appears have elements of ancient Greece and Rome, I'd say that a good chuck of their beverages is wine and other alcoholic products. Might even be their main trade for all we know.