Finely cut onion, tomato & green chilli. Mix all the masalas, salt & coriander leaves and keep it aside. Cut papad into 2 pieces. Heat a tawa and roast half piece papad. Roll it immediately into a cone when the papad is hot. You can use a tissue paper to hold it as it will be little hot. Now fill the cone with the ready masala and immediately serve it. You child would love to have this healthy snack.