Heat oil in a pan. Add the cumin seeds, bay leaf, cloves, black peppercorns, and fenugreek seeds.
Add the potatoes next and saute. Cook for 1-2 minutes.
Add in the chicken next and saute. Cook for 5-6 minutes.
Next, add the chopped banana stem and saute. Cook for 2 minutes.
Add in the powdered spices next and mix well.
Let the mixture cook for 5 more minutes before adding the water.
Let the water come to a boil and add in the green chilies. Mix well.
Next, add the chopped coriander leaves and mix well.
Let the chicken cook until the meat falls off the bones easily. You can use a fork to check the same.
Adjust the seasoning and water as required.
Serve hot with rice or chapati of your choice.