One 3-pound pork shoulder roast, cut into 3-inch chunks
1 1/2 tablespoons kosher salt
1/4 teaspoon freshly ground black pepper
3 tablespoons vegetable oil
8 sprigs thyme
2 sprigs rosemary (about 6 inches each)
1 bay leaf (fresh or dried)
2 medium Spanish onions, sliced thin (about 4 cups)
5 cloves garlic, chopped
1 cup white wine
1/2 cup chicken broth
One 28-ounce can crushed tomatoes
3 -inch piece Parmesan rind
Pinch red chile flakes
1/4 cup extra-virgin olive oil, plus for drizzling
1 pound penne pasta
6 tablespoons freshly grated Parmesan, plus more as desired
Arugula, for garnish, optional

Read more at: http://www.foodnetwork.com/recipes/giada-de-lauren...