Cook With Chef John Ash Chef John Ash2018-04-10T23:12:16-07:00 I've been asked to do a cooking demonstration at this year's Sonoma Marin Fair in Petaluma on Friday, June 25th at 7 p.m. This is one of the sweetest fairs in the region and I'm Cook With Chef John AshChef John Ash2018-04-10T23:12:16-07:00