Choose firm fish fillets or steaks, such as salmon, tuna, swordfish, or halibut
Pat the fish dry with paper towels
Brush the fish lightly with oil
Season with salt, pepper, and desired spices or herbs
Preheat the grill to medium-high heat
Clean and oil the grill grates
Place the fish skin-side down if it has skin
Grill over direct heat for a few minutes per side
Avoid moving the fish too early
Flip carefully with a wide spatula or grill basket
Cook until the fish flakes easily with a fork
Remove from the grill immediately when done
Serve with lemon or desired sauce