This Québecois pastry glazed in butter and brown sugar is so scrumptious that even its name doesn't deter die-hard fans — it means "nun's fart" in French-Canadian. Some say it gets its off-putting moniker from the sound it makes when frying. Others claim a nun's fart once caused so much uproarious laughter that someone dropped a piece of dough into boiling oil. Regardless of the origin, it's hard to argue that Pet de Soeur is deliciously addictive.

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