Sear the tuna on each side for 1 2 minutes then remove it from the pan and serve.
Searing tuna steaks on grill.
To grill the tuna get a charcoal or stove top cast iron grill very hot.
While your grill is preheating you can prep your fish.
Melt the butter with the olive oil in a skillet over medium high heat.
Remove the steaks from the grill.
Cook the peppercorns in the mixture until they soften and pop about 5 minutes.
Watch the steaks closely so that the sesame seeds don t burn.
The big difference between grilling and searing tuna is that you need intense heat for searing.
Grill each side for only 2 to 2 1 2 minutes.
The steaks should have a rare bright red.
Using tongs carefully sear the edges of the steaks so that all outer parts of the steaks are seared.
Slice across the steaks into semi thin strips going against the grain.
Brush the fish with olive oil and sprinkle with salt and pepper.
It s important to dry the fish well on both sides using paper towels minimizing surface moisture helps speed the searing process along and reduces the chances of the tuna sticking to the grill.
Lightly season the tuna steak with salt and pepper on each side then carefully place the steak in the hot pan.
Allow them to rest for 15 minutes.
Seared grilled tuna.