Fish on the grill is classically Summer, and this Mediterranean inspired recipe is simple and fast. The caper sauce is chock-full of flavor, so make as much of it as possible. Toss the leftover sauce over a side of green beans, corn, Summer squash, or broccoli for a colorful, well-balanced meal.
If you don't have a gas grill or aren't able to grill outdoors, you can also cook the tuna on a lightly oiled well-seasoned large (2-burner) ridged grill pan over moderately high heat, turning once, 4 to 6 minutes total. To get the recipe,