Mix the above ingredients with cold water and make it into a smooth stiff dough. Close the dough with a wet cloth and set aside for 15 minutes. Make small even sized (round biscuit size) balls from the dough and roll into small circles. Put one by one in hot oil and press well with laddle to puff up. Fry till crisp and golden brown.
Make a hole with thumb on top of each pani puri. Put little cooked green gram, boiled potato & little sweet chutney and fill it with green chutney (pani). Serve immediately.