Roast Cod with Onion Puree and Onion-Beer Sauce

Name: Roast Cod with Onion Puree and Onion-Beer Sauce
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 3 tablespoons unsalted butter, plus 2 tablespoons cold butter, halved; 1 large onion, finely chopped; 1 cup white beer or pilsner; Salt and freshly ground white pepper; 2 teaspoons fresh lemon juice; Extra-virgin olive oil, for drizzling; Four 6-ounce skinless cod fillets; Piment d'Espelette or hot paprika, for sprinkling; 1 teaspoon chopped thyme; 4 chopped thyme

Servings: persons

1
In a medium saucepan, melt the 3 tablespoons of butter.
2
Add the onion and cook over moderate heat, stirring occasionally, until softened, about 5 minutes.
3
Add the beer, cover and cook over low heat until the onion is very soft, about 30 minutes.
4
Drain the onion in a sieve set over a heatproof bowl; reserve the cooking liquid.
5
Transfer the onion to a blender and puree until smooth.
6
Scrape the onion puree into a small saucepan and season with salt and white pepper.
7
Preheat the oven to 400.
8
Return the onion cooking liquid to the saucepan.
9
Boil over high heat until reduced to 1/4 cup, about 3 minutes.
10
Remove from the heat and add the lemon juice.
11
Swirl in the 2 tablespoons of cold butter, 1 tablespoon at a time.
12
Season with salt and white pepper.
13
Oil a 9-by-13-inch baking dish.
14
Arrange the cod in the dish and drizzle with olive oil; rub the oil all over the fish.
15
Season the cod with salt, white pepper and piment d'Espelette and sprinkle with the thyme.
16
Bake for about 15 minutes, basting a few times with the pan juices, until the cod is just opaque throughout.
17
Gently reheat the onion puree and onion sauce; do not let the sauce boil.
18
Spoon the onion puree onto plates.
19
Set the cod on the puree and spoon the onion sauce on top.
20
Serve right away.

188

kcal

Calories

Fat

Carbs

Protein

Fat Carbs Protein

* Per serving · 4 servings · Values may vary.

Tips for the best results

Read through all the steps once before you start and measure out your ingredients first — it makes everything go more smoothly.
Taste as you go and adjust the seasoning before serving.
Avoid overcrowding the pan — cook in batches if needed for the best texture.
Let the dish rest for a few minutes before serving so the flavors settle.
Store leftovers in an airtight container in the fridge and enjoy within a few days.

Variations & substitutions

Use a neutral oil or a plant-based spread in place of butter for a dairy-free version.

No specific allergen information. Please check the ingredient list for possible allergens.

My Personal Notes

Saved locally in your browser — visible only to you.

How did you like this recipe?

This recipe makes 4 servings. You can adjust the portion size directly on this page.

You need 10 ingredients. The key ingredients include: 3 tablespoons unsalted butter, plus 2 tablespoons cold butter, halved, 1 large onion, finely chopped, 1 cup white beer or pilsner, Salt and freshly ground white pepper, and more.

Yes, Roast Cod with Onion Puree and Onion-Beer Sauce falls under the Seafood category and is a great choice for this type of meal.

Store leftovers in an airtight container in the refrigerator for up to 3–4 days. Reheat gently before serving.

That's it — enjoy your meal!