Heat oil put fenugreek when give aroma add onion and fry till pink.
Add curd and cook for a while now chop raw mango/Kerry and add.
Cook till raw mango softens. Add turmeric, chili flakes and salt and boiled potatoes cover lid 4-5 minutes.
Put roasted and ground coriander and cumin seed, all spices powder, green chilies and coriander leaves give steam for 10 minutes.