First of all heat 2 cups of water along with curd in a pan, now add in cooked rice and salt as per your taste and cook it at medium low flame for 10-15 minutes, stir in between so rice can be liquidly.
After 10-15 minutes check rice if it is cooked then turn the heat off and take out in a plate.
Now for preparing tadka first of all heat oil in a tadka pan then add in cumin seeds, when cumin seeds starts crackling add in ginger chilli paste and saute it for little time.
Now add in turmeric powder, salt, red chilli powder and immediately turn the heat off and mix it well, put this tadka at the centre of curd rice.
Finally garnish the tadka curd rice with red chilli powder and coriander leaves and serve hot.