Place a Pan on low flame. Add potatoes, green chilies,ginger, Onions, crushed black pepper, 1 tspoon salt and 2 cups of water. Mix all ingredients well.
Cook on medium flame until potatoes are done.
Potatoes get cooked in 12-15 mins. Break the potatoes into 2 pieces using ladle.
Do not mash the potatoes, just break them into 2 pieces.
Add coconut milk and curry leaves and mix well. Let it simmer for a min.
After a min turn off the flame.
Heat 2 tbspoon coconut oil and add it to the stew just when you are ready to serve.
You can eat Ishtu with Appam/Idiyappam.
Recipe by Kali Mirch - by Smita at https://kalimirchbysmita.com/kerala-potato-stew-ishtu-ishtoo/