Heavenly Lamb Shanks

Name: Heavenly Lamb Shanks
Prep time: 20 min
Cook time: 3 h
Total time: 3 h 20 min
Cuisine: American
Ingredients: 0.5 cup olive oil; 4 (1 pound) lamb shanks; 0.66666668653488 cup all-purpose flour; 2 stalks celery, chopped; 2 carrots, chopped; 2 onions, cut into chunks; 1 leek, halved and cut into 1/2-inch pieces; 12 cloves garlic, unpeeled; 1 bay leaf; 1 teaspoon whole black peppercorns; 1 sprig thyme; 1 sprig rosemary; 3 cups chicken stock; 1.5 cups red wine; 1 pinch sea salt to taste