Mefun Explained

is a local delicacy from Hokkaidō, Japan. Originally an Ainu dish, it consists of the kidney of chum salmon pickled in a salt solution until a dark brownish black.^[1] It is often served with alcohol or as a side dish.

Notes and References

1. Web site: めふん塩漬 鮭の腎臓を塩で漬け込んだ塩辛 ： 佐藤水産のお取り寄せ通信販売・北海道の鮭・海産物グルメギフト通販 . 11 November 2020 . Japanese.