Arrange the papdis on a serving plate.
Top each papdi with a spoonful of potatoes and chickpeas.
Drizzle yogurt, green chutney, and tamarind chutney over the top.
Sprinkle red chili powder, roasted cumin powder, chaat masala, and salt.
Garnish with chopped cilantro and sev.
Serve immediately to maintain the crisp texture.