Location: Willy East Community Room. Your Co-op's Own Instructor: Ben Becker. Fee: $10 for Owners; $20 for non-owners. Ages: 14 and older; adult supervision not required. Join Ben Becker as he delves into fermentation fun with DIY brewing projects that will keep you refreshed on a hot summer's day. Subjects will include kombucha, tepache and homemade soft drinks. Payment is required at registration; please register by stopping at the Willy East Customer Service desk or by calling (608) 251-6776.