What food or beverage have you tasted that you're reluctant to or never will try again?

For me it's definetly pickled sheep testicles, fermented skate and I'll never ever in my life touch Surströmming.

(I swear, I almost puked a little writing that and I'm usually not squeamish) 😅

What food or beverage have you tasted that you're reluctant to or never will try again?
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