Heat the oil in a kadai. Add fennel seeds, cumin seeds, ginger, mustard seeds , peanuts, curry leaves.
When they begin to crackle then add potato and cover it for 2 minutes on medium flame till the potato becomes soft.
Add urad dal, moong dal, red chilli powder, coriander leaves, turmeric powder, green chillies, salt and saute for two minutes.
Add the boiled rice. Mix it well. Put the lemon juice over it and lastly garnish with coriander leaves and mint leaves. Serve hot with raita.