Italian Braised Veal Shanks

Name: Italian Braised Veal Shanks
Cuisine: European, Italian, Mediterranean
Ingredients: 4 veal shanks (about 2-2.5 inches thick, each with bone and marrow); 2 tbsp all-purpose flour (for dusting); 4 tbsp olive oil (or butter for a richer flavour); 1 onion, finely chopped; 2 carrots, finely chopped; 2 celery stalks, finely chopped; 3 cloves garlic, minced; 1 cup dry white wine; 2 cups veal or chicken broth (or more as needed); 1 bay leaf; 2 sprigs fresh thyme (or 1 tsp dried thyme); 1 tbsp tomato paste; Salt and freshly ground black pepper (to taste); Zest of 1 lemon; 2 cloves garlic, minced; 2 tbsp fresh parsley, finely chopped