Eaten raw and unseasoned, it's one of the few traditional foods on Earth that supplies vitamin C in a country too cold to grow a single citrus fruit or vegetable.
Mattak is the skin and a thin layer of blubber from narwhal, beluga or other whales, sliced into small chewy cubes and eaten raw, often at celebrations after a successful hunt. The texture lands somewhere between rubbery and crunchy, with a mild, faintly nutty flavor.