Chembu /Tarro root curry

Ingredients :

1. Chembu/tarro root/Kachil - 2 pounds
2. grated coconut - 1/2 cup
3. Green chillies - 6
4. cummin seeds/jeera - 1/4th tsp
5. turmeric powder - less than 1/4th tsp
6. Onion - 1 tsp chopped
7. sliced shallots,curry leaves,dry red chillies and mustard seeds for tadka

Method:

Cut the tarro root into cubes and cook with salt and water until soft.
Make a paste of coconut,turmeric,green chilly,onion and cummin seeds with a little water and add to the boiling mix.cook for few minutes.
Season with a tadka of oil ,mustard seeds, small onions , curry leaves and dry chilly .