Ground all the spices together to a fine powder. Mix 1 tbsn oil with spice powder and prawns and keep aside for 30-40 minutes. Chop garlic, ginger and onion fine. Heat the remaining oil in a pan and add marinated prawns and fry for 5 minutes or till browned Remove and keep aside. Add ginger, garlic and onion to the pan and sauté for till onion is brown. Add salt, Orange juice and tomato juice and bring to a boil. Bring prawns back to pan, reduce the heat and cook till gravy is little thick. Add milk and cream cheese, mix well and heat through. Serve hot with ghee rice or plain rice