Join Bonnie Shershow of Bonnie’s Jams (http://www.bonniesjams.com/) and learn how to turn fresh fruits of summer and fall into delicious jam to be enjoyed year-round! The workshop will take place Tuesday, November 30,  at Waltham Fields Community Farm, 240 Beaver Street in Waltham,  and check back soon for more information at the website: http://communityfarms.org/index.php/involved/calendar-of-events.  Fee: $15 for WFCF members, $18 for non-members.