Grilled Mackerel

Grilled Mackerel is a simple, healthy, and flavorful dish that highlights the rich, oily texture of this nutritious fish. With crispy skin, tender flesh, and a naturally bold flavor, mackerel is perfect for grilling and pairs beautifully with bright, citrusy or herby accompaniments. It’s quick to cook, high in omega-3s, and makes a fantastic addition to any seafood lover’s meal rotation.

Why You’ll Love This Recipe

  • Quick and easy to prepare
  • Crispy skin with moist, flavorful flesh
  • Packed with healthy omega-3 fatty acids
  • Requires minimal seasoning—let the fish shine
  • Great for weeknight dinners or summer grilling
  • Pairs well with a variety of sides
  • Affordable and widely available
  • Naturally gluten-free and low-carb
  • Delicious hot off the grill or served chilled
  • Impressively simple for entertaining

ingredients

(Tip: You’ll find the full list of ingredients and measurements in the recipe card below.)

  • Whole fresh mackerel, cleaned and gutted (or fillets)
  • Olive oil
  • Salt
  • Black pepper
  • Lemon (sliced and for juice)
  • Garlic (optional, for stuffing or rub)
  • Fresh herbs like parsley, thyme, or dill (optional)

directions

  1. Rinse the mackerel and pat dry with paper towels. If using whole fish, make a few shallow slits on each side to help it cook evenly.
  2. Rub the fish inside and out with olive oil, salt, and pepper. Stuff the cavity with lemon slices, garlic, and herbs if desired.
  3. Preheat your grill to medium-high and lightly oil the grates to prevent sticking.
  4. Place the mackerel on the grill and cook for about 4–5 minutes per side, depending on thickness, until the skin is crisp and the flesh flakes easily with a fork.
  5. Use a fish spatula to carefully turn and remove the fish.
  6. Squeeze fresh lemon juice over the top before serving.

Servings and timing

This recipe serves 2 to 4 people depending on fish size.

Prep time: 10 minutes
Cook time: 8–10 minutes
Total time: 20 minutes

Variations

  • Add a spice rub or marinade with paprika, cumin, or chili flakes for heat
  • Serve with a drizzle of herb or garlic butter
  • Use a miso glaze or soy-ginger marinade for an Asian twist
  • Top with a fresh salsa or chimichurri sauce for brightness
  • Grill with vegetables like zucchini, peppers, or asparagus alongside
  • Swap whole mackerel with fillets for faster cooking and easier serving
  • Add a splash of white wine or balsamic to the stuffing for aroma

storage/reheating

Store leftover grilled mackerel in an airtight container in the fridge for up to 2 days. Reheat gently in a skillet or oven until warmed through, or enjoy cold in salads or sandwiches. Avoid microwaving as it can dry out the fish and intensify aroma. Not recommended for freezing after cooking, but raw mackerel can be frozen before use.

FAQs

What does grilled mackerel taste like?

It has a bold, rich flavor with a firm, oily texture. It’s slightly fishier than milder white fish, which makes it satisfying and savory.

Do I need to scale mackerel before grilling?

If the fish has visible scales, it’s best to remove them, but many mackerel varieties are already scaled or have fine, edible skin.

Can I use mackerel fillets instead of whole fish?

Yes! Fillets are quicker to cook and easier to eat, especially for those new to grilling fish.

How do I keep mackerel from sticking to the grill?

Make sure the grates are clean and well-oiled, and don’t move the fish until it naturally releases after searing.

Is mackerel healthy?

Absolutely. It’s rich in omega-3 fatty acids, high in protein, and a great source of vitamin D and B12.

What should I serve with grilled mackerel?

It pairs well with rice, grilled vegetables, potatoes, fresh salads, or crusty bread.

Can I grill frozen mackerel?

It’s best to thaw it first for even cooking and better texture. Thaw in the fridge overnight or under cold running water.

How do I know when mackerel is done?

The skin should be crisp, and the flesh should flake easily with a fork and look opaque throughout.

Can I cook this without an outdoor grill?

Yes, you can use a grill pan, broiler, or even an air fryer to cook mackerel indoors.

How do I remove the bones?

After cooking, gently lift the fillet from the backbone using a knife or fork. For fillets, most bones are removed beforehand, but you can check for pin bones before cooking.

Conclusion

Grilled Mackerel is a nutritious, flavorful dish that’s as easy to prepare as it is satisfying to eat. Whether you’re a seafood enthusiast or just looking to switch up your grilling routine, this recipe delivers on taste, texture, and health benefits. Simple, bold, and delicious—it’s the perfect way to make fish the star of your meal.

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Grilled Mackerel

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Grilled Mackerel is a simple, healthy, and flavorful dish that brings out the best in this rich, oily fish. Served with a tangy lemon and caper dressing, it’s perfect for a light lunch or a quick weeknight dinner. Best of all—it cooks in minutes!

  • Author: Beth
  • Prep Time: 5 minutes
  • Cook Time: 10 minutes
  • Total Time: 15 minutes
  • Yield: 4 servings 1x
  • Category: Main Course
  • Method: Grilled
  • Cuisine: British, Mediterranean

Ingredients

Scale

For the fish:

  • 4 fresh mackerel fillets, skin-on and pin-boned

  • 1 tbsp olive oil

  • Salt and black pepper, to taste

  • Lemon wedges, for serving

For the lemon-caper dressing:

  • Juice of 1 lemon

  • 1 tbsp capers, roughly chopped

  • 1 small garlic clove, finely minced

  • 3 tbsp olive oil

  • 1 tbsp chopped fresh parsley (optional)


Instructions

  1. Preheat your grill (broiler) to high.

  2. Line a baking tray with foil and lightly brush it with oil. Place the mackerel fillets skin-side up on the tray.

  3. Brush the top of each fillet with olive oil and season with salt and pepper.

  4. Grill for 4–5 minutes, or until the skin is crispy and the fish is cooked through. No need to flip!

  5. Meanwhile, whisk together the lemon juice, capers, garlic, olive oil, and parsley to make the dressing.

  6. Transfer grilled mackerel to plates and drizzle with the dressing. Serve with lemon wedges.

Notes

  • Best enjoyed fresh off the grill.

  • Great with roasted potatoes, a crisp salad, or crusty bread.

  • You can grill mackerel whole—just score the skin and adjust cooking time.

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