A south Indian style preparation of kala chana (kondakadalai/ black chickpea) in a spicy tangy tomato and tamarind (puli) gravy with baby onions (vengayam). The recipe follows very simple steps of how to cook channa in tamarind and prepare a delicious curry. It is a spicy and tangy recipe from South India simmered in a tomato tamarind curry which is further spiced with Sambhar powder as a core ingredient. Best served with rice and ghee.