For the smoky flavor follow the steps below. On a medium low flame heat charcoal.
When it catches fire lower the flame and keep heating...
In 10 minutes it will be red hot...
Using a tong, carefully lift the hot charcoal...
And drop it in a stainless steel bowl or katori..
Place this bowl on the cooked dal...
Drizzle some ghee on top...
It will start to sizzle...
Place lid on top...
And trap the smoke, let the dal soak in the smoky flavor...
If you like it extra smoky then carefully place a towel on top of the cooked dal ...
And close the lid. Be careful cloth SHOULD NOT TOUCH THE HOT CHARCOAL.
Leave it for 3 - 5 minutes, carefully remove katori from dal and set it aside. When charcoal is completely cooled off discard it.
Smoky dal tadka is ready.
Serve it hot with rice or warm rotis.