roe from the hilsa fish is a delicacy in west bengal and bangladesh. the roe is usually deep-fried. other ways of cooking it such as mashed roe where the roe crushed along with oil, onion &amp; pepper, or curry of roe could also be found. in the state of kerala, roe is deep fried in coconut oil and is a delicacy. among the tribal populace, deeply-roasted roe in open fire (much like marshmallows) is a delicacy. in this region, the roe of rohu is also delicacy. it is eaten fried or put inside a fried pointed gourd to make "potoler dolma".