1. Cut kings oyster mushrooms into scallop-sized shapes.
2. Prepare the brine: In a pot, boil 1 crushed nori (seaweed) sheet, the zest from half a lemon, and salt.
3. Cook the mushrooms in the boiling brine for 4-8 minutes until they are slightly squidgy.
4. Prepare the marinade: Combine the zest and juice of the remaining half a lemon, 1 tablespoon of white miso, a splash of oil, a crushed nori (seaweed) sheet, salt, and sugar.
5. Marinate the cooked mushrooms in the prepared marinade for 2 to 24 hours.
6. Pan fry the marinated mushrooms to sear them.
7. Enjoy!