Dry roast
onion (on medium heat) and grated coconut in (non-stick) sauce pan for 2-3 mins . Add oil and roast further for about 10 mins
or until coconut turns light brown.
Remove and
cool for 5 mins.
Now grind
coconut mixture, turmeric powder, coriander seeds, red chillies (with water) and garlic until a fine paste is formed.
Marinate
the prawns in half of the paste for 1/2 hour. Take medium sauce pan and heat oil. Add finely chopped onion and garlic
and sauté it until onion is light brown.
Add remaining
paste and cook for 2-3 mins.
Add prawn
mix and kokum (along with coconut water), bring to a boil. Then turn down the heat to minimum and add the coconut milk.
Let it simmer
for 10-12 mins (until prawns are cooked).
Garnish with
chopped coriander.