Rinse tuvar dal and add them in the pressure cooker. Add ¼ tsp turmeric powder and 2 cups water. Stir well and pressure cook it for 8 to 9 whistles.
When the pressure settles down on its own, open the lid of the cooker and mash the dal with a wired whisk or spoon.
In a small bowl take ½ cup hot water and 1.5 tbsp tightly packed tamarind. Soak them in hot water for about 20 to 30 minutes. Squeeze the pulp from the tamarind in a bowl. Keep it aside.
Heat 2 tbsp sesame oil in a pan. Add 1 tsp mustard seeds and let them crackle. Add 2 dry red chilies and a pinch of asafoetida. Stir till the red chilies change color.
Add 1 sprig curry leaves and onions and then sauté them with curry leaves till they turn translucent. Add the veggies and stir very well. Add the tamarind pulp and ¼ tsp turmeric powder to the veggies. Stir well.
Add 1 cup water, salt. Cover the pan and simmer on a medium to high flame till the veggies are cooked.
Add the mashed dal and the sambar masala. Stir very well and simmer more for 4 to 5 minutes on a medium to high flame.
Serve tasty arachuvitta sambar with Onasadya.
By Ria Samuel