It was 10 degrees, but sunny, when I left Heath for the Valley yesterday, joining the crowds who attended Northampton's First Annual Winterfare Farmer's Market to get to know their farmers. CISA was one of the sponsors. Clarkdale in Deerfield had a table right near the entrance, so Winterfarers were greeted by the smiling faces of Tom, and his son Ben.  I think Ben makes the fifth generation of growing premium fruit on their magnificent farm. I always…