Toss shanks in the seasoned flour.
04Heat oil over stove to medium heat in oven proof casserole dish.05Brown shanks in oil on all sides.06Transfer to plate and set aside.07Add onion, garlic and chilli to the same oven proof casserole dish and cook until onion softens.08Add stock, vinegar, sauces, spices and lamb, bring to boil.09Cover and place in oven for 1 1/2 hours.10Remove from oven and strain sauce into saucepan.11Combine cornflour with a little cold water.12Stir into the sauce and bring to boil.13Cook until thickened.14Pour over shanks.15This is nice served on wasabi mashed potatoes.