Gingered Mashed Yams Dec 31, 1999 INGREDIENTS:40 lbs. organic garnet yams, peeled, diced 1 lb. pickled ginger 5 lbs. sour cream 2 lbs. unsalted butter White pepper and Kosher salt to tasteDIRECTIONS:1. Place yams in cold salted water, bring to a boil...