Pressure cook the Thuvar dhal with Radish until it becomes mashed. Keep it
aside. (3 whistles will be enough)
Cut the onion, tomato, & green chillies. Extract the juice from the tamarind.
In a pan heat the oil, add the mustard seeds, fenu greek seeds, urad dhal. Let them to crackle. Add curry leaves.
Now add the onion, tomato, & green chillies. Fry them until it becomes little soft.
Add the tamarind extract, turmeric powder,asafoetida & sambhar powder.
Add the salt to taste. Let it to boil for 3 minutes.
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.
For Seasoning :
Vegetable oil - 3 tbl.sp
Mustard seeds - 1/4 tsp
Urad dal - 1/4 tsp
Fenu Greek - 6-7 seeds
curry leaves - littlep>
Grated Coconut - 6 tbl.sps
Cumin Seeds - 1/2 tsp