Heat oil in a pan, add in mustard seeds and curry leaves and let them crackle.

Add in garlic and green chillies and saute for a min.

Add in tomatoes and cook that down for 5 mins or so. Now add in spice powders and salt and mix well.

Cook this for 2 to 3 mins.

Now add in water and bring it to a boil. Now add in the torn chapati and cook till it thickens.

Once it thickens add in coriander leaves and mix well.

Serve hot.