Every year health warnings are issued against eating fesikh, a fermented and salted fish dish traditionally eaten during the Egyptian spring festival Sham el-Nessim.
If you love to snack on cashew nuts, you may be surprised to see them on this list. But in their raw, unprocessed state, cashews contain urushiol which is a chemical also found in poison ivy.
Jellyfish might be famous for their nasty sting, but they're also eaten around the world. However, it must be a species that's edible for humans and it must be prepared correctly.
Most of us love a slice of cheese, but creamy casu marzu is created by leaving pecorino (a hard cheese similar to Parmesan) out for cheese flies, which lay their eggs inside the rind.
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