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Bacalhau à Gomes de Sá

A classic Portuguese salt cod casserole layered with potatoes, onions, olives, and hard-boiled eggs — one of Portugal's most beloved bacalhau dishes.

Prep
30 min
Cook
45 min
Servings
4
Difficulty
Medium
4.8(412 ratings)
#salt cod#bacalhau#Portuguese#casserole#seafood

About This Recipe

Bacalhau à Gomes de Sá is one of the most iconic ways to prepare bacalhau — Portugal's beloved salt cod. Created in the 19th century by José Luís Gomes de Sá, a merchant from Porto, the dish transforms humble ingredients into something magnificent. The combination of salt cod, slowly caramelised onions, golden potatoes, and generous olive oil, crowned with olives and hard-boiled eggs, is a masterclass in simplicity.

Ingredients

Serves 4

  • 600 gsalt cod (bacalhau)(soaked 24–48 h, desalted)
  • 600 gwaxy potatoes(peeled and sliced 5 mm)
  • 2 largeonions(thinly sliced)
  • 4 clovesgarlic(minced)
  • 150 mlolive oil
  • 3hard-boiled eggs(sliced)
  • 80 gblack olives
  • 2 tbspfresh parsley(chopped)
  • 1 tspblack pepper

Instructions

  1. 1

    Poach cod

    Simmer desalted cod in water for 10 min. Drain, remove skin and bones, flake into large pieces.

  2. 2

    Boil potatoes

    Boil potato slices until just tender, about 12 min. Drain.

  3. 3

    Sauté onions

    Heat olive oil in a wide pan; cook onions and garlic over low heat until golden, 20 min.

  4. 4

    Layer casserole

    In an oven-proof dish alternate layers of potatoes, cod, and onion. Drizzle with olive oil.

  5. 5

    Bake

    Bake at 200 °C for 20 min until heated through and lightly golden.

  6. 6

    Garnish and serve

    Top with egg slices, olives, and parsley. Serve hot or at room temperature.

Pro Tips

  • Don't over-cook the cod — flake it gently so the pieces stay large and moist.

Variations

  • Add chorizo slices between layers

  • Use canned chickpeas instead of potatoes

  • Sprinkle breadcrumbs for a crispy top

Storage

Refrigerate up to 3 days. Reheat gently covered in foil at 170 °C.

History & Origin

Gomes de Sá, a Porto fish trader, reportedly created this dish in the late 1800s. It quickly became one of Portugal's most replicated bacalhau recipes and is now considered part of national culinary heritage.

Frequently Asked Questions

How long should I soak the salt cod?

At least 24 hours, changing water 3–4 times, for mild saltiness.

Can I make it ahead?

Yes — assemble and refrigerate overnight, then bake before serving.

Nutrition Facts

Per serving · 4 servings total

Calories520kcal
Protein42g
Carbohydrates32g
Fat24g
Fiber3g
Protein42g
Carbs32g
Fat24g

Time Summary

Prep time30 min
Cook time45 min
Total time75 min

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