Soak dal in water.
Cook dal along with chopped small onions, tomato, salt, 1/2 tsp of turmeric powder and green chillies.
Blend coconut very well adding enough water.
Pour it into the cooked Dal.
Place it on the stove on a low flame.
When it begins to boil, remove from the flame.
:- Do not boil it further.
Heat oil in another pan.
Splutter mustard seeds and saute a broken red chilly and a few curry leaves.
Add the above tempering into the curry.
:- Serve with ghee rice.
salkkaaram.com recipe