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Nobu’s miso black cod is one of the most iconic modern Japanese dishes. The fish is typically marinated for several days in a mixture of white miso paste, sake, mirin, and sugar. This both seasons the fish and helps create a beautifully caramelized glaze when broiled. During cooking, the natural oils in the black cod combine with the sweet–savory miso marinade, resulting in a buttery, melt-in-your-mouth bite with deep umami, subtle sweetness, and lightly charred edges. The simplicity of the preparation highlights the quality of the fish while delivering a complex, restaurant-level flavor.
What Is Black Cod
Black cod, also known as Sablefish, is a deep-water Pacific fish prized for its rich flavor and silky, buttery texture. Despite the name, it isn’t actually a true cod; instead, it’s known for its exceptionally high natural fat content, which allows the fish to stay incredibly moist and tender when cooked. This luxurious texture is why black cod is often used in high-end dishes like the famous miso-marinated preparation popularized by Nobu Matsuhisa.
Best Substitutes for Black Cod
If black cod isn’t available, several fish can work as substitutes while delivering a similar flaky and rich texture. Chilean sea bass (Patagonian toothfish) is one of the closest matches thanks to its buttery, fatty flesh. Halibut (Pacific halibut) is another good option, though it’s slightly leaner and firmer. Salmon (Atlantic salmon) can also work well, especially in miso-based marinades, because its natural oils help replicate the richness that makes black cod so desirable.
Key Ingredients
- Black cod (sablefish): A rich, buttery fish with a high fat content that keeps it moist and tender while cooking.
- White miso paste: Provides deep umami flavor with a mild sweetness that forms the base of the marinade.
- Mirin: A sweet Japanese rice wine that adds subtle sweetness and helps create a glossy caramelized glaze.
- Sake: Adds light acidity and complexity while helping tenderize the fish during the marinade.
- Sugar: Enhances sweetness and promotes caramelization, giving the fish its signature sweet-savory balance.
- Lemon juice: Adds a little acidity and brightness to the dish.
Miso Black Cod
Ingredients
Fish
- 1 kg black cod
- ½ cup sake
Marinade
- ½ cup miso paste
- ⅓ cup sake
- ⅓ cup mirin
- ¼ cup sugar
- 1 tbsp lemon juice
Instructions
- If using a whole fish, separate your fish into filets.1 kg black cod
- Rinse your filets with sake then pat dry and set aside.½ cup sake
- Into a sauce pan add all your marinade ingredients.½ cup miso paste, ⅓ cup sake, ⅓ cup mirin, ¼ cup sugar, 1 tbsp lemon juice
- Cook it over the stove until it thickens like a gravy.
- Pour the marinade over our black cod filets. Let it marinate 24-48 hours.
- To cook, place our filets on top of a lined baking sheet. Bake at 400F for 15 minutes. Optionally torch or broil for 1 minute for extra color to finish.
- Top with green onion and lemon zest.
