- STEP 1)Get a bowl and mash the boiled Potatoes in it. Add some Salt to it and mix nicely. STEP 2)Get another bowl and add Yogurt, Salt, and Sugar to it. Whisk it well. You can also add Water if STEP 3)Yogurt is too thick. In a serving plate, place the Puris and spread the mashed Potatoes on top of them. STEP 4)Add the chopped Onions, sprouted Mung Beans, crushed Papdis, sweetened Yogurt, Red Chili Powder, Chaat Masala Powder, Coriander Chutney, Tamarind Chutney to it. STEP 5 )Finally, garnish it with Coriander Leaves, chopped Raw Mango pieces, and Nylon Sev. You may also add some fresh Lemon juice to this Chaat. Serve the Papdi Chaat.