For the papdi:

1. Make a dough of all the ingredients and roll out with a pin.
2. Take a small cup of 2-3 inches in diameter and cut out round papdis from the rolled out dough.
3. Heat oil in a wok and deep-fry these papdis.

For the soup:

1. Wash and roughly chop the tomatoes.
2. Heat oil in the pan and add the whole garam masala.
3. Now add the chopped onions and sauté till golden brown.
4. Add the ginger-garlic paste and tomatoes and cook. Add water.
5. Then add salt, red chilli powder, coriander stems and mint leaves and let is simmer for 5 mins. Strain it.
6. Now keep it on fire again. Put sugar, garam masala and check for seasoning.
7. Serve hot, garnished with coriander leaves and two pieces of papdis.