1. Pressure cook the Thuvar dhal with Radish until it becomes mashed. Keep it aside. (3 whistles will be enough)

2. Cut the onion, tomato, & green chillies. Extract the juice from the tamarind.

3. In a pan heat the oil, add the mustard seeds, fenu greek seeds, urad dhal. Let them to crackle. Add curry leaves.

4. Now add the onion, tomato, & green chillies. Fry them until it becomes little soft.

5. Add the tamarind extract, turmeric powder,asafoetida & sambhar powder. Add the salt to taste. Let it to boil for 3 minutes.

6. Add mashed thuvar dhal, & radish. Mix it well. Then add the ground paste. Boil it for 5 - 10 minutes. Sambhar Ready!

Garnish with some corriander leaves. Serve hot with plain rice (or) Idli (or) Dosa (or) Vada.