buy whole mackerel (cheap)
slice lower (white) edge and pull out insides (cats and chickens will fight over them)
heat cast iron grill pan, if yours is large enough, you may not have to decapitate
place fish, cook for 2-3 minutes on each side
serves two, drizzle with olive oil
eat with fresh green seasonal leaves (miner’s lettuce et al)
or boiled rice (and kimchi)
p.s. do not neglect to eat the cheeks !