My Quickest Indian Crunchy Potatoes- Cook along! ingredients of method. Heat 6 tablespoons of olive or other oil in a pan ideally mustard oil if you can get it. But don’t worry if you can’t. Fry a teaspoon of Nigella seeds until they fizz- add 1-3 mild green chilies chopped. Now add five good tablespoons of white poppy seeds and fry them until they are nutty. Now toss in your cold leftover boiled potatoes. Add a teaspoon of turmeric, add salt. Once all heated through it’s done - garnish coriande