[mikeleeorg]

I was a little skeptical of this advice, so I did some online searching. There are a bunch of articles with anecdotes about this working, but here's an article that seems to have a bit more substance about this method:

https://www.tastingtable.com/cook/national/how-to-clean-a-gr...

[therealdrag0]

Substance? All I see is "Onions have natural antibacterial properties, which is why this works," which doesn't relate at all to the function IMO.