I was recently reading a cooking manga named Shokugeki no Soma, in which the protagonist uses unconventional methods to cook specific dishes. In one chapter, he uses honey specifically to tenderize meat in a short amount of time. Here's the chapter page specifically:
I tried it for myself but can't seem to replicate the same thing he's done, if anything the beef remained relatively hard, and not soft as the manga describes. While some scenes are somewhat outlandish there is a certain truth to most of the cooking terms thrown around in the manga, so I'm curious: does honey actually contain proteases that tenderize meat quickly?
This article on LIVESTRONG.com seems to support the other fact in the same page which claims that pineapple can be used to tenderize meat, but it doesn't make any reference to honey at all.
If you're curious, this is the anime version of it: