Stop in for a cup of coffee

Hàkarl It has a strong ammonia-rich smell and fishy taste, making hákarl an acquired taste. ... Fermented shark is readily available in Icelandic

What is Anders username? Maybe he has some insight?

I've had the shark when I was in Iceland. THAT is freaking pungent... yikes. No wonder they serve it in little, tiny cubes...

And by "fermented" they mean buried in the ground until the deadly levels of ammonia leach out of the shark's flesh.