The grill isn't just for steak and burgers — it can also instill a smoky sear for fish filets. Tuna steaks are a great option for grilling, with similar firmness and density to a cut of red steak.
In a small bowl, whisk together soy sauce, canola oil and pepper flakes. Place tuna steaks and 2 tbsp (25 mL) of soy sauce mixture in a large, resealable plastic bag. Turn bag several times to coat ...