Whole grilled mackerel fillets with charred skin on a grill

Meat & BBQ

Godeungeo Gui (Grilled Mackerel)

Prep

15 min

Cook

15 min

Servings

2

Steps

  1. 1

    Rinse the mackerel and pat completely dry.

  2. 2

    Salt both sides generously and let sit uncovered in the fridge for at least 30 minutes, up to a few hours.

  3. 3

    Pat dry again just before cooking — this second dry is what gets the skin crisp.

  4. 4

    Score the skin in a few shallow diagonal cuts if using whole fish.

  5. 5

    Heat a grill or grill pan to medium-high and brush lightly with oil.

  6. 6

    Lay the mackerel skin-side down first and don't move it for 4-5 minutes, until the skin releases easily.

  7. 7

    Flip and cook the other side another 3-4 minutes, until just cooked through.

  8. 8

    Serve hot with rice, ssamjang, and lemon wedges.

Small fishing boats moored in a calm coastal harbor

Did you know — Korean culture

Oily fish like mackerel have long been one of the most affordable proteins in Korean coastal towns, which is part of why godeungeo gui shows up on home dinner tables far more often than restaurant menus — it's built around a cheap, plentiful catch rather than a specialty ingredient.

Salting the mackerel well ahead of cooking, then drying it a second time right before it hits the grill, does two separate jobs. The early salt draws out surface moisture and firms up the flesh so it holds together better over high heat; the second pat-dry right before cooking is what actually lets the skin crisp instead of steaming, since any lingering surface water turns straight to steam in a hot pan.

Starting skin-side down and leaving it alone is the other half of the technique. Mackerel skin naturally sticks to a hot surface until the collagen underneath has rendered enough to release on its own — moving it too early tears the skin and leaves it behind on the grill instead of on the fish.

Oily fish like mackerel, saury, and herring have long been a practical, affordable protein in Korean coastal towns, and godeungeo gui in particular remains one of the most common items on a Korean home dinner table specifically because the whole cooking process — salt, rest, grill — takes under an hour with almost no active technique beyond patience with the flip.

Troubleshooting

Skin sticking and tearing? It was flipped too early — wait until it releases on its own, usually 4-5 minutes on the first side.

Fish tastes overly fishy? The salting step was likely skipped or too short — even 30 minutes of dry-salting meaningfully cuts the strong oily-fish flavor.

Outside browning before the inside cooks? The heat is too high — mackerel is thin enough that medium-high, not blazing, heat cooks it through by the time the skin browns.

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