Pasta bottarga
spaghetti bottarga, spaghetti con la bottarga
Bottarga is a delicacy of salted, cured fish roe pouch, typically of the grey mullet or the bluefin tuna (bottarga di tonno). the best-known version is produced around the mediterranean; similar foods are the japanese karasumi and taiwanese wuyutsu, which is softer, and korean eoran, from mullet or freshwater drum. it has many names and is prepared in various ways.
Source: Wikipedia
