Preheat the Big Green Egg to 250°F setup for indirect cooking.
Season the tomahawk ribeye with salt and pepper.
Place the seasoned ribeye in to the Big Green Egg and let cook until the internal temperature measures 115°F.
Pull the steak off the Big Green Egg and remove the ConvEGGtor and grill grate. Open top and bottom vent all the way and let the lump charcoal get red hot.
When the coals are read hot, place the tomahawk steak directly on the hot bed of coals. Let this cook 90 seconds then flip the steak to the other side and let it cook 90 seconds more. When the crust is looking good, pull the steak and rest 15 minutes before slicing and serving.
Keyword Big Green Egg, Caveman Style, Tomahawk Ribeye