Creating perfectly grilled mackerel is simple when you follow these easy steps:

1. Prepare the Marinade: In a mixing bowl, combine olive oil, soy sauce, minced ginger, garlic, sesame oil, lime juice, salt, and pepper.
2. Marinate the Fish: Place the cleaned mackerel in a shallow dish and pour the marinade over the fish. Ensure it is well-coated. Cover and refrigerate for at least 30 minutes.
3. Preheat the Grill: Set your grill to medium-high heat. If using a charcoal grill, allow the coals to turn white; for gas, preheat for 10 minutes.
4. Clean and Oil the Grill Grates: Ensure the grill grates are clean and brush them lightly with oil to prevent sticking.
5. Grill the Mackerel: Place the marinated mackerel on the grill. Cook for about 5-7 minutes on each side, or until the skin is crispy and the flesh flakes easily with a fork.
6. Check for Doneness: Use a spatula to gently lift the fish. If it releases easily from the grill, it’s ready to flip.
7. Remove from Grill: Once fully cooked, transfer the mackerel to a plate and let it rest for a few minutes.
8. Garnish and Serve: Sprinkle with fresh herbs and serve with lemon wedges on the side.

Following these steps will yield an amazing grilled mackerel that will impress your family and friends alike.