Instructions

1. In a pressure cooker, heat oil and add the cumin seeds and let them splutter.
2. Add the onion, turmeric and green chilli and sauté for a minute.
3. Add tomatoes, mung dal, salt and water and mix.
4. Pressure cook the dal until 8-9 whistles (depends on one's pressure cooker) on medium flame.
5. Remove from flame and add lemon juice and serve hot.