osso buco recipe

**Ingredients:** - 4 veal shanks (about 1 1/2 inches thick) - Salt and pepper to taste - 1/2 cup all-purpose flour - 3 tablespoons olive oil - 1 small onion, finely chopped - 1 small carrot, finely chopped - 1 celery stalk, finely chopped - 3 cloves garlic, minced - 1 cup dry white wine - 1 cup beef or chicken broth - 1 can (14.5 ounces) diced tomatoes - 1 bay leaf - 1 teaspoon dried thyme - 1 teaspoon dried rosemary - Zest of 1 lemon - 2 tablespoons chopped fresh parsley (for garnish)