Osso Bucco alla Milanese

Ingredients

• 4 slices slices of veal shank (each1 1/2- to 2-inches thick)
• 3 1/2 tablespoons butter
• Salt
• Fresh ground black pepper
• 2 cups white wine
• 2 cups veal or chicken stock
• 3 tablespoons San Daniele smoked Italian bacon (cut into fine strips)
• 1 yellow carrot (finely chopped)
• 2 stalks celery (finely chopped)
• 1 onion (finely chopped)
• 1 tablespoon fresh parsley (chopped)
• Zest of one lemon
• 1 can crushed tomatoes