Greenfield's Winter Fare is more than a Farmer's Market. Last month I attended the first  Winter Farmers Market of the year, held at the Greenfield Middle School. I came home with two heavy bags full of apples, winter squash, watermelon radish, golden beets, bread and frozen ground lamb.  And wonderful bread from El Jardin bakery.  Walking into that space was like walking into Ali Baba's cave full of jewels. A little brighter, but with so much wealth spread…