Pressure cook the dal in 1 1/2 cup water for four whistles.
Add all the veggies except drumstick, ladies finger and brinjal into the cooked dal. Add coriander powder, turmeric powder, chilly powder, salt and enough water. Cook for 2 whistles.
Heat a kadai and add all the ingredients for roasting coconut. Dry roast them till brown in colour. Keep aside for cooling.
Heat oil in a pan and saute brinjal and ladies finger for 4-5 minutes.
Add drumstick, roasted ladies finger and brinjal into sambar and cook it again for 5 more minutes.
Soak tamarind in 1/2 cup hot water.
Grind the roasted coconut mixture with little water to get a fine paste.
Add tamarind water and ground coconut into sambar and allow to boil once and switch off the flame.
Heat oil in a pan, splutter mustard seeds, add dry red chillies, curry leaves and fry. Add the seasoning into sambar.
Varutharacha Sambar is ready to serve.