3.Heat 2 tablespoons oil in a large, flameproof casserole dish on high. Cook meat in 2 batches for 3-4 minutes, until well browned. Transfer to a plate.
4.In the same casserole dish, heat remaining oil. Saute onion, pancetta, carrot, celery and garlic for 2-3 minutes, until onion is tender.
5.Return meat to pan with tomatoes, water, wine and bay leaf, and season to taste. Bring to boil on high, stirring. Cover and bake for 1 hour.
6.Remove bay leaf. Stir in artichokes and olives. Bake for a further 5-10 minutes. Add basil leaves and serve with risoni and crusty bread.