Lefay is god-tier, confirmed again. And a thousand furry authors are currently scribbling furiously on their notebooks.
Never been a fan of innards, but on old times beggars can't be choosers. People really had to employ every bit of their domestic animals or they would starve.
Some of them are mostly ok (generally the ones using stomach, like trippa, or liver which is surprisingly tasty) but others like brain are pretty much acquired taste.