Plokkfiskur (Icelandic Creamy Mashed Cod, Potato & Chive Gratin with Dark Rúgbrauð) – Authentic Iceland Recipe

Reykjavík’s ultimate comfort food: flaky fish and potatoes folded into a white-pepper cream sauce and broiled golden.

Country of Origin
🇮🇸 Iceland (Northern Europe, Europe)
Dietary Profile
pescatarian
Prep Time
20 min
Cook Time
30 min
Difficulty
Medium
Signature Staples
Flaky Atlantic cod or haddock, Cubed boiled waxy potatoes, Dark sweet rye bread (rúgbrauð), Caramelized white onion, White pepper

Ingredients for Plokkfiskur (Icelandic Creamy Mashed Cod, Potato & Chive Gratin with Dark Rúgbrauð) (4 Servings)

  • 1.25 lbs (or 2.5 cups) flaky Atlantic cod or haddock, prepped into bite-sized pieces
  • 1.5 cups cubed boiled waxy potatoes, washed and trimmed
  • 1 cup dark sweet rye bread (rúgbrauð)
  • 1 medium onion and 3 cloves garlic, finely minced with caramelized white onion
  • 1.5 tbsp traditional Iceland seasoning (white pepper, chives, butter and cream gratin)
  • 2.5 tbsp traditional cooking oil, sea salt, cracked black pepper, and fresh citrus or herbs

Step-by-Step Cooking Instructions

  1. Preheat oven to 390°F (200°C) and lightly oil an ovenproof skillet or baking dish.
  2. In a skillet over medium heat, sauté onion, garlic, caramelized white onion, and white pepper, chives, butter and cream gratin for 3 minutes until fragrant.
  3. Combine flaky Atlantic cod or haddock and cubed boiled waxy potatoes with the sautéed aromatics and layer evenly into the baking dish.
  4. Top with dark sweet rye bread (rúgbrauð) and bake uncovered for 25–30 minutes until bubbling and golden brown on top.
  5. Let rest 5 minutes before serving warm at the table.

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