Uploaded April 2026 | Updated September 2026, 2 weeks ago

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“Casu marzu” literally means “rotten cheese,” but in Sardinia, it’s a glory to behold. What starts off as a regular wheel of pecorino is then visited by cheese flies that lay their eggs inside, giving the formaggio its signature zing. But, with a nickname like “the world’s most dangerous cheese,” you can be sure that along with the cheese comes some risky business. Still, a handful of artisans continue to produce the traditional cheese, cementing its status in Sardinian culture.

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