Thanks for your advice, GB!
Knowing this chef, I'd say that the dish(es) were impeccibly clean. I know I would volunteer to eat off her floor, she's that tidy and fussy. Also a well-experienced cook. I'm guessing a chemical/gas reaction. I know one doesn't store onion-family vegs with potatoes...
OK, this is my first post to DiscussCooking.com, but a question from a friend this morning got me searching for a food discussion site -- perhaps this is the place! Here's the scenario...
"A strange thing happened yesterday that has never happened to me before and I was wondering if you had a...