[HIDEK6]

I think that stuff was called garum. It was a delicacy.

[j.havenfarm]

Not so much a delicacy, as a universal condiment. They’d slip it onto most anything

[SunkenCiv]

It seems to have been the number one condiment across all social classes and ethnic groups in the R.E. A garum production facility was buried in 79 AD by Vesuvius, with the smell still popping out of excavated vats. Residue has has shown up on other wrecks. :^)

What’s in a name:

https://www.academia.edu/54754253/Garum_and_Liquamen_What_s_in_a_Name