Prepare a solution of cornflour with a pinch of salt and water
The consistency should be semithick so that it will coat the potato pieces unifromly
Pressure cook the potatoes for up to 3 whistles
Once pressure it released, peel of the potatoes and cut them into small identical sized cubes
Coat them evenly with the corn flour solution
Heat oil in a pan and deep fry the potatoes for 3-4 minutes until the color changes to olden brown
In another pan, heat 2 tbsp of oil
When the oil is hot, add the onion pieces, green chillies, curry leaves and saute it until the onion turns yellow color
Add the fried potato pieces, add red chilly powder, garam masala, salt, lemon extract one after another and saute total for a 2-3 minutes
The potato pieces should be evenly coated with the masala
Turn off the flame and transfer to a servin bowl
Serve hot with some ketchup