Wash,rinse and soak black chickpeas / kala channa for 6 -8 hrs.
Pressure cook Black Chana with pinch of salt and a cup of water for 2-3 whistles. Drain water (reserve and use it for anything you cook later , as it is nutritious) and keep chana aside.
Boil 2 potatoes, peel skin, mash and keep it aside.
In a bowl ,take mashed potatoes, add ½ tsp red chilli powder,salt, jeera powder , chat masala ,black salt and black chick peas, mix everything.