Rib eye or t bone

oil

butter

season steak with salt at least 45 min in advance or fridge over night

hot cast iron with oil

sear, flipping

turn to medium

add butter

baste and flip

done when 120 inside

https://food52.com/recipes/67882-j-kenji-lopez-alt-s-butter-basted-pan-seared-thick-cut-steaks