Laugh_leakkk on Instagram: "- The post features an animated video explaining the preparation of Hákarl, Iceland’s fermented Greenland shark, from beheading and burying the toxic flesh under gravel for weeks to microbial breakdown of poisons, followed by months of air-drying into edible cubes. - Originating from Viking-era necessity in resource-scarce Iceland, this 1,000-year-old preservation method detoxifies the shark’s high trimethylamine oxide (TMAO) levels, which convert to ammonia during fe