- Heat oil in a pan and add mustard seeds, urad dal, curry leaves and saute it. To it add chopped onions, ginger, chopped potatoes, turmeric powder, red chili powder, soya granules, coriander powder, salt and saute it, cook it for 2 minutes with lid on it. Later remove lid and add pepper powder, coriander leaves,cook it until it is done. Atlast add lime juice and toss it. Serve hot.