By Gwyneth Doland Recipes: Braised Pork Shoulder with Tomatoes, Cumin, and Chipotle Chipotle- and Citrus-marinated Pork Tenderloin Posole A Guide to Today’s Pork, from Enhanced Meats to Heritage Breeds Pork isn’t what it used to be. Over the last 50 years, dramatic changes in farm practices and consumer demand have radically transformed the roasts in our supermarkets and the chops …