Bombay Chutney

Heat oil in a pan add mustard seeds, when crackles add the urad dal and curry leaves. Add the onions and green chili, saute till onions turns pink. Now add the tomatoes and fry for few minutes, add turmeric, chili powder, salt and enough water. Bring this mixture to boil. Take a small bowl make a smooth paste out of besan flour and water. Add this besan paste to the boiling mixture, mix well and simmer until the besan is cooked and the chutney thickness. Serve hot with Chapati.