Miso Marinated Black Cod

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If you are looking for a dinner that feels genuinely special without requiring a culinary degree, Miso Marinated Black Cod is the one. White miso, mirin, and sake turn this buttery, flaky fish into something deeply savory, slightly sweet, and beautifully caramelized. It's the kind of dish that feels restaurant-worthy but couldn't be easier to pull together at home. If you love cooking with miso, try my Miso Salmon Bowl with Ponzu Dressing or Broiled Miso Salmon with Sesame Ginger Noodles next. Serve the black cod over steamed white rice with charred broccolini, and dinner is done.

Miso Marinated Black Cod with a caramelized miso glaze


 

Miso Marinated Black Cod at a Glance

  • 🕒 Total Time: 3 hours 20 minutes
  • 👪 Servings: 4 people
  • 🍝 Cuisine Type: Japanese-inspired
  • 🧂 Flavor Profile: Rich, savory, and slightly sweet with buttery, flaky black cod and a deeply caramelized white miso glaze.
  • 📖 Dietary Info: Contains fish and soy. Check the miso label for gluten if needed.
  • 📦 Storage Notes: Store leftover cooked cod in an airtight container in the refrigerator for up to 2 days. Reheat gently to avoid drying out the fish.
  • ⭐ Why You'll Love It: This is one of those restaurant-worthy dinners that's surprisingly easy to make at home. The black cod marinates in white miso, sake, mirin, and sugar before getting seared until caramelized and finished in the oven. Serve it over steamed white rice with charred broccolini for an impressive dinner with very little hands-on work.

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Why I Love This Recipe

My first clients as a private chef were big-time Nobu fans! They'd go on the regular, and everyone would always order the Miso Marinated Black Cod and rave about it. Obviously, being one to constantly step up my game, I decided to take it upon myself to figure out how to make it at home so I could serve it at work! Here's the deal - it's SUPER easy. Like so easy it's insane. All you need are a few ingredients, which I tend to grab from my local Asian market, but Whole Foods would have them too. Then just marinate the fish, sear it until beautifully caramelized, and finish it in the oven. Serve it up over some steamed white rice and charred green veggies, and dinner is done.

Also, just FYI - the way this fish is cooked lends itself to cooking for a crowd. So don't be hesitant to serve this next time you have company! People will freak out; it's so good. White fish is generally a good candidate for that, and I recommend checking out pan-fried sole as well. Or, if you're doing a big batch, check out the baked lemon cod!

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Ingredients

Ingredients for Miso Marinated Black Cod

Substitutions & Swaps

🍶 Sake

  • Dry Sherry - A good substitute when sake isn't available. Use the same amount.
  • Dry Vermouth - Another dry fortified wine that can work in place of sake. Use a 1:1 substitution.

🍯 Mirin

  • Dry Sherry + Sugar - Use dry sherry with a small pinch of sugar to replace some of the sweetness mirin brings to the marinade.
  • Non-Alcoholic Mirin-Style Seasoning - Look for an alcohol-free mirin-style seasoning if you want to keep the flavor profile closer to the original.

🍜 White Miso Paste

  • Yellow Miso - The best substitute for white miso. It has a slightly stronger, saltier flavor, so taste and adjust as needed.
  • Red Miso - Red miso is considerably stronger and saltier than white miso. It can work in a pinch, but use less and expect a more assertive miso flavor.

🐟 Black Cod (Sablefish)

  • Salmon - The easiest substitute. Its higher fat content works especially well with the sweet and savory miso marinade.
  • Chilean Sea Bass - Another rich, buttery fish that holds up well to this preparation.
  • Halibut - A leaner alternative. Watch the cooking time carefully since it can dry out more quickly than black cod.

🫙 Sugar

  • Brown Sugar - Use the same amount for a slightly deeper caramel flavor.
  • Honey - Works as an alternative sweetener, although it will give the marinade a slightly different flavor and consistency.

How to Make Miso Marinated Black Cod

Sake and mirin simmering for Miso Marinated Black Cod

Step 1: Bring the sake and mirin to a boil in a medium saucepan over high heat. Boil for 20 seconds to evaporate the alcohol. 

White miso whisked into the sake and mirin mixture

Step 2: Turn the heat down to low, add the miso paste, and whisk.

Miso marinade with sugar whisked until dissolved

Step 3: When the miso has dissolved completely, turn the heat up to high again and add the sugar, whisking constantly to ensure that the sugar doesn't burn on the bottom of the pan. Remove from heat once the sugar is fully dissolved. Cool to room temperature.

Black cod fillets coated in white miso marinade

Step 4: Pat the black cod fillets thoroughly dry with paper towels. Slather the fish with the miso marinade and place in a non-reactive dish or bowl and cover tightly with plastic wrap. Leave to marinate in the refrigerator for at least 3 hours and up to 3 days.

Miso Marinated Black Cod searing in an ovenproof skillet

Step 5: Preheat oven to 425°F. Heat an ovenproof skillet over high heat on the stovetop. Lightly wipe off any excess miso clinging to the fillets, but don't rinse it off. Add a little oil to the pan, then place the fish skin-side-up on the pan and cook until the bottom of the fish browns and blackens in spots, about 3 minutes. Flip and continue cooking until the other side is browned, 2 to 3 minutes more. Transfer to the oven and bake for 5 to 10 minutes, until the fish is opaque and flakes easily.

Serve over a bed of white rice and charred broccolini.

🐟🍶🔥 Tips & Tricks for the Best Miso Marinated Black Cod

Buttery black cod, a deeply savory miso marinade, and that incredible caramelized finish.

  • Give the fish time to marinate. Three hours is the minimum, but you can marinate the black cod for up to 3 days in the refrigerator for deeper flavor.
  • Pat the black cod completely dry before marinating. Removing excess surface moisture helps the miso marinade coat the fillets evenly.
  • Use a non-reactive dish for marinating. Glass or ceramic works well for holding the fish and marinade in the refrigerator.
  • Wipe away excess marinade before cooking, but don't rinse it off. The sugar and miso can burn quickly over high heat, so remove the heavy coating while leaving enough behind to caramelize.
  • Use an ovenproof skillet. The fish starts on the stovetop and finishes in a 425°F oven, so choose a pan that can safely move directly from one to the other.
  • Watch the fish closely while searing. The miso and sugar encourage fast browning, and a little dark caramelization is exactly what you want.
  • Don't skip the oven finish. After searing both sides, finishing the black cod in the oven cooks the center through without requiring additional aggressive stovetop heat.

Miso Marinated Black Cod FAQs

What is black cod?

Black cod, also called sablefish, is a rich, buttery fish with a high fat content and tender, flaky texture. That richness makes it especially good with the sweet and savory miso marinade used in this recipe.

How long should I marinate Miso Marinated Black Cod?

Marinate the black cod for at least 3 hours and up to 3 days in the refrigerator. A shorter marinade gives you plenty of miso flavor, while a longer rest allows the marinade more time to season the fish.

Why do I wipe off the excess miso before cooking?

The miso marinade contains sugar, so a heavy coating can burn quickly in the hot skillet. Lightly wiping away the excess leaves enough marinade on the fish to caramelize while helping prevent scorching. Don't rinse the fish.

Can I substitute another fish for black cod?

Yes. Salmon is a particularly good substitute because its richness works well with the miso marinade. Chilean sea bass is another rich option, while halibut can also work if you watch the cooking time carefully.

Can I use red miso instead of white miso?

White miso is the best choice because its milder, slightly sweeter flavor works especially well with the mirin, sake, and sugar. Yellow miso is the closest substitute. Red miso is stronger and saltier, so use less if that's what you have.

How do I store and reheat leftover Miso Marinated Black Cod?

Store leftover cooked black cod in an airtight container in the refrigerator for up to 2 days. Reheat it gently in a low oven until just warmed through so the fish doesn't dry out.

Miso Marinated Black Cod

Author: Gaby Dalkin
4.7 from 11 votes
Buttery black cod marinated in white miso, sake, mirin, and sugar, then seared until caramelized and finished in the oven.
Prep Time 3 hours
Cook Time 20 minutes
Total Time 3 hours 20 minutes
Course Main Course, Dinner
Cuisine Japanese, Asian
Servings 4 people

Ingredients
  

  • ¼ cup sake
  • ¼ cup mirin
  • 4 tablespoons white miso paste
  • 3 tablespoons sugar
  • 4 black cod fillets about ⅓ pound each
  • vegetable oil for cooking

Instructions
 

  • Bring the sake and mirin to a boil in a medium saucepan over high heat. Boil for 20 seconds to evaporate the alcohol. Turn the heat down to low, add the miso paste, and whisk. When the miso has dissolved completely, turn the heat up to high again and add the sugar, whisking constantly to ensure that the sugar doesn't burn on the bottom of the pan. Remove from heat once the sugar is fully dissolved. Cool to room temperature.
  • Pat the black cod fillets thoroughly dry with paper towels. Slather the fish with the miso marinade and place in a non-reactive dish or bowl and cover tightly with plastic wrap. Leave to marinate in the refrigerator for at least 3 hours and up to 3 days.
  • Preheat oven to 425°F. Heat an ovenproof skillet over high heat on the stovetop. Lightly wipe off any excess miso clinging to the fillets, but don't rinse it off. Add a little oil to the pan, then place the fish skin-side-up on the pan and cook until the bottom of the fish browns and blackens in spots, about 3 minutes. Flip and continue cooking until the other side is browned, 2 to 3 minutes more. Transfer to the oven and bake for 5 to 10 minutes, until the fish is opaque and flakes easily.
  • Serve over a bed of white rice and charred broccolini

Notes

  • Give the fish time to marinate. Three hours is the minimum, but you can marinate the black cod for up to 3 days in the refrigerator for deeper flavor.
  • Pat the black cod completely dry before marinating. Removing excess surface moisture helps the miso marinade coat the fillets evenly.
  • Use a non-reactive dish for marinating. Glass or ceramic works well for holding the fish and marinade in the refrigerator.
  • Wipe away excess marinade before cooking, but don't rinse it off. The sugar and miso can burn quickly over high heat, so remove the heavy coating while leaving enough behind to caramelize.
  • Use an ovenproof skillet. The fish starts on the stovetop and finishes in a 425°F oven, so choose a pan that can safely move directly from one to the other.
  • Watch the fish closely while searing. The miso and sugar encourage fast browning, and a little dark caramelization is exactly what you want.
  • Don't skip the oven finish. After searing both sides, finishing the black cod in the oven cooks the center through without requiring additional aggressive stovetop heat

Nutrition Information (estimated)

Calories: 249kcal | Carbohydrates: 20g | Protein: 33g | Fat: 2g | Saturated Fat: 0.4g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 0.3g | Cholesterol: 73mg | Sodium: 839mg | Potassium: 742mg | Fiber: 1g | Sugar: 14g | Vitamin A: 83IU | Vitamin C: 2mg | Calcium: 38mg | Iron: 1mg
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47 Comments

  1. Where do you usually buy the sake? An Asian grocery store? or like a regular liquor store? Mirin is pretty easy and the miso I've finally tracked down, but not having much luck with the sake....

    1. Any asian market would have it! Also in the alcohol section in whole foods and most safeways / ralphs etc

  2. Hi Gaby! Is there a recommended time you would wait between taking the fish out of the fridge and placing it on the hot pan? Also, do you recommend broiling or baking? Looking forward to making this!

    1. I'd let it come to room temp for at least 20 minutes. And baking as the recipe suggests!

  3. Hi! If I’m using frozen cod should I defrost first, then add marinade, and let sit for recommended 2-3 days? I’m just getting comfortable with cooking fish, so wasn’t sure if recipe only works for fresh/non-frozen cod. Thanks!

    1. You could also place the cod in an over safe dish, cover and bake at 400 degrees for about 13 minutes. It will cook through. This method is a bit more forgiving.

      At 13 minutes, take the fish out, uncover and use a fork or paring knife to cut into the thicker part of the fish and make sure it’s cooked through,

  4. Made this tonight for dinner...Delish!!!!
    Husband and son loved it as well. I will be making this again and again.
    Fantastic!!!!

  5. So far, I've only been using my miso paste for soup! Thanks for a great marinade recipe - well worth the wait of 24-48 hours, by the looks of these pictures.

  6. That is a wonderful marinade. I stopped by just to say hello, but ended up browsing. I love your site. I'll be back often.

    1. 5 stars
      I’m in Ventura, CA. You can use cod, halibut or any other mild white fish. This recipe is crazy-delicious and if it sounds only MAYBE good, you will be pleasantly surprised!

4.73 from 11 votes (7 ratings without comment)

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