Take black gram,turmeric powder and water and pressure cook.
Once cooled reserve the water and keep aside black gram.
Add jaggery,garam masala powder,gram flour,coriander powder and amchur in the reserve water of black gram.
Add asafoetida,bay leaf,black mustard seeds and cumin seeds to crackle.
Add onion and salt and saute for two mins.
Add black gram reserved water.
Add black gram and cook for ten mins.
Serve
