Cut the boiled potatoes in diced.
Heat oil and deep fry the potatoes till golden brown and crispy.
Place the fried potatoes on a plate.
Beat the curd and pour on the plate.
Add onion,tomato and green chilly.
Add green and sweet tamarind chutney.
Add sliced banana.
Sprinkle black salt,salt,red chilly powder,roasted cumin powder and chat masala.
Garnish with green coriander leaves.