heat the kadai on stove
add 2-3 tablespoon of oil in kadai and heat it up
add mustard seeds meethi dana in oil and let is sputter
add fenugreek (rai ) in it and let it sputter too.
add cumin seeds (jeera) and fry it until its color changes to golden brown.
add 1/4 teaspoon asafoetida (hing)
add 3 dried red chilies and cook it little.
add 15-16 curry leaves
add 1/2 teaspoon turmeric powder
add 1/2 teaspoon red chili powder
add 2 tablespoons of sambar powder
add 1.5 teaspoon salt or according to your taste.
cook all spices in it until it releases oil from it.
add all cooked mixture of dal and vegetables in it. and mix it well.
if its consistency is too thick then add water according to your choice.
add 3-4 tablespoons of tamarind pulp and mix it.
boil it for 4 to 6 minutes so that all the spices get infused in dal and vegetables.
Serve sambar with dosa, idli, vada, steamed rice, or plain chapati.