Heat a kadhai then add 1teaspoon of desi ghee, add cumin seeds and hing, dried red chilies. Saute it well

Then add boiled potatoes roast in a low flame for about 5min.

Then add water and salt. When the water comes up to boil then add Allahabadi dum aloo masala

Then add dried Kasuri methi. Mix it well and cook for more than 10min