Peel the potatoes and cut them into long finger size pieces.
In a big vessel, cook the potatoes, onions and green chillies with salt in the thin coconut milk.
:- If you are using canned coconut milk, then cook in 2 cups of water.
When potatoes are cooked, add the garam masala powder and stir.
Add the first coconut milk or canned coconut milk and stir well and bring to a boil.
As soon as it boils, remove from heat.
Adjust the salt.
Heat 1 tbsp of coconut oil in a tempering pan.
Splutter mustard seeds.
Add dry red chillies and curry leaves and stir well to ensure they are fried.
Pour it on top of the stew and stir well.
:- Serve hot with appam, puttu, idiyappam or chappathis. This dish goes well with almost anything.