How to cook rotten shark meat?

Carl is very popular in Iceland. To make this snack, harmless sharks need to be dried and fermented, and sharks often need to be dried for 4 to 5 months. Hakar can be divided into two parts. Part of it is called glerhá karl, which is red and comes from the belly of the shark. The other part is called skyrhákarl, which is white and soft and comes from the shark's body.

The air is filled with rotten shark meat.

Greenland sharks have skin like eroded stones. The life span of Greenland sharks is more than 200 years, and the deepest diving can reach 600 meters under the Arctic sea ice. They are longer than great white sharks and can reach 23 feet (about 7 meters). They are fierce and will prey on polar bears. Residents of Iceland and Greenland have been hunting this shark for hundreds of years. Their skins are made into boots and their teeth are made into cutting tools. The meat of Greenland sharks is a traditional food in Iceland and is called "hakarl". ?