Wash and boil the potatoes. Once it cools down, peel and cube the potatoes, and keep them aside.
Heat oil in a kadai, add asafoetida, Dry Red Chilies, Green Cardamoms, Cloves, Coriander Seeds, Cumin Seeds, Black peppercorns, and Cinnamon.
Saute all these for a few seconds, next add bay leaves, slit green chilies, black cardamoms, curry powder, and turmeric powder.
When the spices get sauteed, add the crushed boiled potatoes. Quickly mix everything well together.
Add finely chopped green coriander and combine everything well.
I served it as a sukhi sabzi, so didn't add water. You can add water as required to make a gravy.