This quick, easy sauce for tuna steak adds tart brightness to the meaty grilled fish with just a handful of ingredients, ...

There are plenty of pitfalls that can get in the way of a perfectly cooked tuna steak. Learn what the most common mistakes ...

When I have a fresh chunk of tuna, I like to cook it briefly on a barbecue or in a very hot griddle pan, keeping it rare – ...

Lay the tuna steaks in one layer in a shallow baking dish and pour two thirds of the vinaigrette over them. Turn the tuna to coat well. Cover with cling film and place in the fridge for 15 minutes.