Dry roast the bean for few mins(optional , I didnt do it this time) and soak it in water overnight or for atleast for 8 hrs.
Soak the tamarind in warm water and extract thick pulp.
Pressure cook beans for 5-6 whistles or until soft. Set aside.
In a kadai heat oil – saute the ingredients listed under ‘to saute and grind’ and grind it along with coconut and fennel seeds.
Grind it to a fine paste,Set aside.
In a kadai heat oil – add the ingredients listed under ‘to temper’ allow it to splutter then add onion, tomato and garlic saute till raw smell of tomatoes leave.
Then add the cooked beans along with the water, then add tamarind pulp.
Allow it to boil for 3mins or until raw smell of tamarind leaves.Add required salt.
Then add the coconut paste along with red chilli,coriander powders and required salt.
Add 1/2 cup water if the mixture is too thick.
Allow it to boil for 5-10mins until oil separates. Boiling for little more makes the curry thick and tasty too.Switch off once you get the desired consistency.
Serve Mochai Kulambu hot with rice, can be served with dosas and idlis too!