Urulaikilangu masala varuval - Potato masala

Oil - 4tbs
Boiled potatoes - 250gms
Mustard seeds - 1tsp
Urad dal - 1/2tsp
Bengal gram - 1/2tsp
Curry leaves
Green chili - 2nos
Small onion (crushed) - 100gms
Garlic (Crushed) - 50gms
Sambar powder - 1tsp
Chilli powder - 1/2tsp
Turmeric powder - 1/4tsp
Fennel seed powder - 1/2tsp
Salt
Coriander leaves