Braised Lamb Shanks

Name: Braised Lamb Shanks
Ingredients: 3 hind shanks of lamb cut in half crosswise; Salt; Freshly ground black pepper; All-purpose flour; 2 tablespoons unsalted butter; 1 medium yellow onion coarsely chopped; 1 medium leek trimmed, quartered and washed, coarsely chopped; 2 medium carrots coarsely chopped; 1 large celery stalk coarsely chopped; 1 extra large shallot peeled; 4 large cloves garlic--unpeeled crushed; Unsalted butter; 6 ripe plum tomatoes unpeeled, halved and quartered; 2 sprigs fresh thyme; 1 bay leaf; 5 cups chicken stock; 1 cup veal stock; 1/2 cup dry white wine; 2 tablespoons unsalted butter at room temperature; Barley risotto; Sprigs of fresh parsley leaves