Take a wok , put oil, put rai , cumin . Then add hing, chillies , curry leaves . Let it fry for a minute. Then add tomato pieces to it , give it stir , cover it with lid . Turns mushy , mix it well add salt to it , give a mix . Let it becomes thick.. once it becomes thick , then remove from flame , let it cool. In a bowl take curd , add cooked tomato to the curd , give a nice mix . At last add fresh coriander to it...That's it.. tasty tomato curd chutney. You can have with rice or paratha .