Chop the onions and coriander leaves finely.
Peel the skin of the boiled potatoes cut them into cubes . Sprinkle some chaat masala and cumin powder. Mix well.
Dilute the chutneys before using.
Arrange the papdis on a plate.
Add the cubes potatoes on this.
Add a little of green chutney to this .
Now add a little sweet chutney on the top.
Add the chopped onions (roughly 1/4 tsp )to each papdi.
If adding tomatoes, deseed them and add finely chop it and add at this stage.
Add little yogurt on the top . Add little salt to the yogurt before adding.
Add the green chutney and the sweet chutney on the top.
Now add nylon sev and garnish with coriander leaves.
Enjoy the papdi chaat immediately before it becomes soggy.