Wash and soak the rice for 10 to 15 minutes.
Place the kadhai on heat and add 2-tablespoons oil.
Fry the Vadi in hot oil until golden brown. Remove from the kadhai.
In the same kadhai heat the remaining 1-tablespoon oil.
Add the mustard seeds, urad dal, channa dal and fry until the dals have slightly changed color. Add adafetida, green chilies and curry leaves and fry for a few seconds.
Add the fried Vadi , soaked rice and salt. Give it a good and gentle mix.
Add water and cook till the rice is done. At the end add the lemon juice and mix it gently.
Serve hot with lightly spiced yoghurt or raita of choice