Roasted Fish and Leeks Vinaigrette

 

Here’s a complete manual for Roasted Fish and Leeks with Vinaigrette—a light, elegant dish that balances soft roasted fish with sweet, caramelized leeks and a tangy, herby French dressing.

Ingredients (Serves 2–three)

 For the Fish & Leeks:

2 fish fillets (along with cod, sea bass, or salmon, about one hundred fifty–200g each)

2 medium leeks, white and mild inexperienced parts only, cleaned and sliced lengthwise

2–3 tbsp olive oil

Salt and freshly ground black pepper

Optional: some sprigs of thyme or rosemary

For the Vinaigrette:

3 tbsp olive oil

1 tbsp white wine vinegar or lemon juice

1 tsp Dijon mustard

1 small shallot, finely minced

1 tsp honey (non-obligatory, for balance)

Salt and pepper to flavor

Fresh herbs (parsley, chives, or tarragon), finely chopped

Instructions

1. Preheat the Oven

Preheat oven to 200°C (390°F).

2. Prepare the Leeks

Trim, smooth, and slice leeks in 1/2 lengthwise.

Toss them with 1–2 tbsp olive oil, salt, pepper, and non-compulsory thyme/rosemary.

Place leeks reduce-facet down on a baking tray coated with parchment paper.

3. Roast the Leeks

Roast within the oven for 10 mins before including the fish.

They have to start to soften and caramelize however no longer brown too much.

4. Prepare the Fish

Pat fish dry and season with salt, pepper, and a drizzle of olive oil.

After the leeks have roasted 10 minutes, region fish fillets on the tray next to the leeks.

5. Roast Fish and Leeks Together

Roast every other 12–15 mins, relying at the thickness of your fillets, until fish is cooked through and leeks are smooth.

The fish must flake without problems with a fork.

6. Make the Vinaigrette

Whisk together olive oil, vinegar/lemon juice, Dijon mustard, minced shallot, honey (if the usage of), salt, and pepper.

Stir in sparkling herbs at the end.

Plate and Serve

Arrange roasted leeks on a plate, top with the fish fillet, and drizzle with French dressing.

Serve immediately, optionally with roasted potatoes or a green salad at the side.

💡 Tips:

Leeks caramelize higher whilst roasted reduce-aspect down.

Use a company, white fish for moderate taste, or salmon for a richer flavor.

The vinaigrette may be made beforehand of time to deepen the flavors.