Wash and boil potatoes. Let them get frigid and then peel them.
Finely grind tomatoes, green chilly and ginger in a mixture grinder.
Take oil in pan and place it on flame for heating. Add cumin seeds and asafoetida in hot oil and sauté for while. Now add turmeric powder and coriander powder. Stir with help of a spoon. Also add tomato paste in the masala and sauté until oil starts floating on the surface.
Now add crumbled boiled potatoes, salt, red chilly powder and mango powder. Sauté for 2 minutes. Add 1 glass of water. Cook for 3-4 minutes after it simmers once. Turn of the gas and mix garam masala in the Sabzi.
Spicy and mouth drooling aloo masala Sabzi is ready. Take out piping hot Sabzi n a serving bowl and garnish with green coriander leaves. Serve aloo masala Sabzi with puri, dal kachori or parantha and enjoy eating.