How to cook
1. Place oil in a cooking pan and heat, add mustard and cumin seeds and wait until they sizzle/pop.
2. Add the diced potatoes and stir.
3. Add all the other ingredients, stir.
4. Cook on medium to low heat with the lid on for 15/20 minutes or until potatoes are cooked, stirring once. If it starts to stick add a little hot water.
5. Serve with Chapattis or use as a filling for wraps.