Youri Vlag, a Sheffield, England, roaster, demonstrates creative designs in cappuccino foam and other barista techniques in this Skype-based class ($133).
American Tea Masters Association
The history, preparation, and serving of tea is taught by masters via Skype in this 13-week, one-on-one course for enthusiasts hoping to become certified tea masters ($2,125).
The Professional Chocolatier Program ($595) is a rich curriculum in the making and marketing of chocolates, with a supplementary course in bean-to-bar techniques ($395).
Online Culinary School
Interactive courses ($195) in basics like knife skills and the execution of classic stocks, soups, and sauces are taught by French chef Eric Arrouze.
University of California at Davis Extension
UC-Davis’s famed Department of Viticulture and Enology offers Introduction to Winemaking ($650), surveying the technology, geography, and labeling of wines.