Wash the turnip leaves, drain the water and chop coarsely.
Dry roast the cumin seeds. Set aside to cool.
In a large bowl mix the turnip leaves, gram flour, salt, turmeric, red chili powder, fry mango powder, chaat masala, corn flour and the roasted cumin seeds. Keep aside for 15 min.
Remember the mixture will release water. Make sure you add enough water so that everything just comes together.
Spoon a handful of mixture and fry them in hot oil till golden brown and crispy. Drain on absorbent paper.
Serve hot with Mint Chutney or Ketchup.