Wash all the vegetables and chop them as bite sized pieces like how we chop for sambar.
Soak tamarind in 1 cup warm water and set aside.
In a mixer add raw rice soaked in little water.
First add the ingredients listed under 'to roast &grind' except coconut and roast till dals turn golden brown.
Then add coconut along with other ingredients and saute till slightly browned.
Add it along with soaked raw rice and grind it to a smooth paste. Set aside.
Pressure cook field beans.
Soak the chopped veggies in water, rinse it well.
Then in a pan add the veggies along with enough water, salt and turmeric powder. Let it get cooked.
When it is half cooked add the mochai.
Then add tamarind water allow it to boil for 5mins then add coconut paste and allow it boil for few mins until raw smell leaves. Add required salt.
Meanwhile temper the items listed under 'to temper table' and add it to the curry.
Give a quick stir and switch off.
Serve Thiruvathirai Kootu with kali or plain white rice.