Take boiled potatoes in a bowl and roughly mash them (don’t make a paste )
Heat oil in a pan.
Add the jeera, when it start crackling, add slit green chilies and saute for a few seconds.
Remove the pan from the flame and add all the powdered spices (turmeric,chili powder,coriander powder)
Put the pan on the gas and add beaten curd and stir once
Cook for approx 3-4 minutes on medium flame.
When it starts to thicken then add chopped fresh coriander and serve hot with chapati.