Cooking spray
4 (5-ounce) tuna steaks
Salt and coarsely ground black pepper
1/4 cup honey mustard
2 tablespoons black sesame seeds or regular sesame seedsCoat a stove-top grill pan, griddle or skillet with cooking spray and preheat to medium-high. Season tuna steaks all over with salt and black pepper. Brush honey mustard all over both sides of tuna steaks. Press sesame seeds into both sides of tuna steaks. Grill 3 to 4 minutes per side, until medium (longer for fully cooked, fork-tender fish).