Pork Roast large skilletlarge roasting pan 4 pounds pork shoulder roast2 can cannellini beans (16 ounce)1 can beer (12 fluid ounce)1 can stewed tomatoes (28 ounce,drained )2 large onion (coarsely chopped)10 shallots (peeled)10 cloves garlic (peeeled)2 bay leaves3 sprigs rosemary (fresh)salt and pepper (to taste) Preheat oven to 275 degrees F.In a large skillet over medium-high heat,