Heat oil in a wok add mustard seeds,curry patta fry it then add finely chopped onions fry till it turn translucent then add tomatoes fry for 1-2 mins and then add all masalas fry for another 1- 2 mins then add vegetables fry it, add 2 or 3 cups water let it boil then add bombino and cook it. At last sprinkle cheese and cover it for 4 mins before serving