First take mashed potatoes in a bowl add salt mix well.

Then take a another bowl add hung curd, panner, onion, capsicum,salt, red chilli, gram masala mix well.

Then take patotes mixture flat it and fill hung curd filling..

Keep aside.then take a bowl add cournflour and water, pinch salt make a fine better

Then dip the balls and cover with vermicelli and fry...

Your patato roll with hung curd filling ready...