- In a strainer add 2 tbsp of Yellow & 2 tbsp of black Mustard seeds(50:50), wash under running water & Grind with green chillies to a smooth paste by using your food processor . From this mustard paste Use 5 Tbsp for Making Sorshe Ilish .
- You can rest ( if anything left ) of the paste for making mustard based fish or vegetable Curries .
- Or else , you can ready to use mustard powder . If cooking with the mustard seeds powder , use 4 & 1/2 tbsp of it & follow the package instructions of dissolving .
- If You're cooking with ready to use mustard powder then make the green chilli paste separately along with some water in a food processor .
- In a bowl add mustard paste , 3 tbsp of mustard oil , turmeric powder , salt ( as required ) , Nigella seeds , green chilli paste (use only if You're cooking with store brought mustard powder ) and half cup of water . Mix well .
- In a frying pan ( Non-stick preferably ) add the fish pieces along with the mustard paste mixture . Coat the fish piece well , just flip them & coat . Add some more water if required (I've added 1/4 cup of water at this stage ).
- Drizzle some mustard oil ( 2tbsp ) on top .Cover & cook over low heat for 15 minutes .
- Remove from the heat . Serve hot with steamed rice .