The strangeness of cooking a fish in ice made me think of another strange thing people do with fish -- Ying Yang Fish:
https://www.odditycentral.com/foods/yin-and-yang-fish-a-cont...
https://www.odditycentral.com/foods/yin-and-yang-fish-a-cont...
> First, the scales of the live fish were carefully removed without hurting it;
That’s a bold claim