Clean the Rohu fish thoroughly and make deep scores on both sides to allow the marinade to penetrate.
2
In a bowl, combine Ginger-garlic paste, finely chopped Green chilies, Turmeric powder, Red chili powder, Mustard oil, Salt, and Lime juice to form a thick marinade.
3
Generously apply the marinade all over the Rohu fish, ensuring it gets into the scores. Let the fish marinate for at least 30 minutes.