Clean up the rump cap by removing any silverskin and unwanted extra fat.
Cut into one inch thick steaks, following the grain of the meat.
Season with coarse sea salt.
Set BBQ up for indirect dual zone cooking with a temp of 225°F.
Place steaks on cooler zone and cook until internal temp reaches 80°F.
Turn steaks over and cook until internal temperature is 115°F.
Take steaks off the heat and rest with thyme, butter and garlic and loosely tent with foil for 10 minutes.
Open vents of BBQ and bring coals up in temp.
Place bread wrapped in foil in a cooler cooking zone and cook for 10 minutes.
Check bread after 10 minutes, if not crunchy to touch, leave foil open and put the lid back on for a couple of minutes.
Take bread off and put steaks directly over the searing coals.
Turn regularly and keep an eye on the internal temp with an instant read thermometer.
Once steaks reach 130°F, take them off the heat and slice up and enjoy.