Take 2 cup beef stock in a pot. ( can use any other stock. Add the gravy items in pot except cornflour.add beef in pot, give a boil, let it simmer on low-medium flame for 8-10 minute covered.in the same wok.stir fry cubes of onion,capsicum & green chillies.mix cornflour in water add in gravy with continuous stirring to avoid lumps.let the gravy thickens to desire consistency.lastly add onion capsicum chillies.serve hot with fried rice.Enjoy with Cookpad.