Sgraffito Demo with Mark Errol.... Mark Errol is the creator of Mark's Mud. He will be demonstrating the Sgraffito technique...a technique of ornamentation in which a surface layer of paint, plaster, slip, etc., is incised to reveal a ground of contrasting color. in the Big Art Studio's Ceramic Studio. This event is free but you have to RSVP Call Leah Garcia at 229-589-1194 to sign up. Spot are limited!