Two locations:

Saturday, December 1 at Society of Arts and Crafts as part of the Holiday Marketplace.

From their website:
Get crafty this holiday season during our 2018 Holiday Market December 1-2, 2018 at our Seaport District gallery! Shop for handmade gifts, check out the latest wares from local artists, and get in the winter spirit during this weekend-long event. All visitors will receive 10% off their retail purchase during the Holiday Market and all members (and those who become members!) will receive 20% off their purchase. Donuts from Red Apple Farm and cider will be on hand for snacking, and we’ll also be featuring demos from local artists on both days.
Artist Demo Schedule:
Saturday, 12/1
+ Elizabeth Cohen Pottery, 11am-2pm
+ Lois Russell, 12-3pm
+ Jennifer Yogel/Local Color Jewelry, 1-4pm
Sunday, 12/2
+ Lois Russell, 12-3pm
+ Cristina Hajosy, 12-4pm
+ Paulette Werger, 1-4pm
+ Current Society Artist-in-Residence Jodi Colella will be in studio from 1-4pm too!

Sunday,December 2 at Florijn Home, Wellesley as part of the Holiday Stroll. Florijn is usually not open on Sundays, but has special hours to celebrate the stroll. Look for a smiling woman with clay all over her hair, face and clothes! www.florijnhome, 12:00-4:00.