Curd rice is more often eaten by the south Indians as a part of meal. It makes a great summer food as well. Rice and yogurt are the 2 main ingredients that go towards making this. It is called as thayir sadam in tamil and daddojanam in telugu. yogurt rice can be made in different ways. I am sharing the most common method today. Cooked rice is mixed with curd and then tempered to make it mildly flavorful.