Cook the tapioca pieces in water and salt. Strain and keep it aside.
In a deep pan, heat oil and splutter mustard seeds.
SautT the shallots, green chilies, ginger and garlic pastes till the raw smell disappears.
Now add the masala powders and cook for 2 minutes.
Add the meat and some hot water enough to cook the meat.
When the meat is cooked, add the cooked tapioca pieces and curry leaves to the pan.
:- Make sure there is still some gravy remaining.
Mix well, slightly mash the tapioca pieces, cook on low till all the gravy is absorbed.
:- Serve hot.