Gingerbug: A mixture of sugar, shaved ginger, and water is allowed to naturally ferment via wild yeasts and usually lactic acid bacteria.
Shrubs: not the green vegetation things, but actually vinegar based beverage. It is a high-acid beverage and quite safe.
Trotters: Pigs Feet
Shiokara: Japanese traditional fermented fish viscera – requires ≥ 10% salt for safety. The result is VERY pungent.
Casu Marzu: maggot infested cheese from Italy.