Fish fillet with leeks and mustard cream
Fish fillets cooked on the side, to which a thinly sliced leek is added, gently cooked in a mustard cream.
1,756 4.8/5 (4 reviews)
40 min.
Easy
2 people
9 IngredientsLast modified on: May 11th 2025
2 
½ 
200 g fish fillet
1.5 tablespoon 
15 g 
125 g 
1 tablespoon Mustard
Times for this recipe
Preparation: 25 min.
Cooking: 15 min.
All in all: 40 min.
If you start now, at , you will finish around : ?.Change start time
To finish around 7pm, you'll need to have started before: .Change end time
Step by step recipe
Stage 3 - 5 min.
Prepare 200 g fish fillet, remove all bones, dry on both sides with absorbing paper, then season with salt and pepper.
Stage 4 - 5 min.
In a frying pan over medium heat, pour 1.5 tablespoon olive oil and when hot, place the fish fillets.
Cook them on both sides, to taste, then place them on a plate.
Note: It doesn't matter if they break or fall apart, we'll use them like that afterwards.
Cook them on both sides, to taste, then place them on a plate.
Note: It doesn't matter if they break or fall apart, we'll use them like that afterwards.
Stage 5 - 1 min.
In the same pan, without cleaning it and still over medium heat, pour in 15 g butter and, when hot, add the shallot, salt and pepper.
Cook for 1 minute, stirring, without browning.
Cook for 1 minute, stirring, without browning.
Stage 6 - 3 min.
Add the leeks, season with salt and mix well.
Cover and cook for 3 minutes.
Cover and cook for 3 minutes.
Stage 7 - 3 min.
Uncover, then add 125 g liquid cream, stirring well, scraping the bottom of the pan to deglaze, and cook gently for 2 or 3 minutes.
Stage 8 - 2 min.
Add 1 tablespoon Mustard, mix again and check seasoning.
Stage 9 - 2 min.
Finally, add the fish and mix well.
Stage 10
Serve without waiting too long, or turn down the heat to a minimum, so as not to overcook the fish.
Remarks
You can use the fish of your choice, preferably in season.
For the mustard, you can use an "old-fashioned" mustard, the seeds adding a little extra taste and texture.
For the mustard, you can use an "old-fashioned" mustard, the seeds adding a little extra taste and texture.
Keeping: 1 or 2 days in the fridge, protected by cling film.
Source: Home made.
Nutritional information
| Proteins (gr) | Carbohydrates (gr) | Fats (gr) | Energy value (in k-calories) | Energy value (in k-joules) | |
|---|---|---|---|---|---|
| Whole recipe | 50 RDI=20 % | 40 RDI=4 % | 70 RDI=10 % | 1,020 RDI=50 % | 4,250 RDI: 50 % |
| Per 100 g | 5 RDI=2 % | 4 RDI=0 % | 8 RDI=1 % | 120 RDI=6 % | 510 RDI: 6 % |
| Per person | 20 RDI=9 % | 20 RDI=2 % | 40 RDI=6 % | 510 RDI=30 % | 2,130 RDI: 30 % |
How much will it cost?
- For 2 people : 3.70 €
- Per person : 1.85 €
Change currency: 
Note: Be careful, these prices are only an estimate, you can consult the table of prices by ingredients used for this estimate.
This recipe uses (among others)
Fish fillet
Like these other recipes: Fisherman's Ragout, Tahitian salad, Baked sea bass fillet with lemon and tarragon, Mexican ceviche, Parcels of fish fillet in spinach, ... See them all 29
Liquid cream
Like these other recipes: Vegetable clafoutis, Plum and almond panna cotta, Normandy seafood stew, Lemon creams, Pan-fried fish fillets, braised cabbage with Noilly Prat, ... See them all 169
Butter
Like these other recipes: Creamy polenta with green asparagus, Sauce Normande (for fish), Chocolate rolls (petits pains), Breton sablé biscuit dough, Parcels of fish fillet in spinach, ... See them all 468
Leek
Like these other recipes: Chicken pie, Layered Leek and Egg Gratin , Leek and potato soup, Hearty leek and sprout soup, Leek and egg frichti, ... See them all 73
Other recipes you may also like
Pistachio tiramisu
In this slightly unusual tiramisu, the classic Amaretto is partially replaced by whisky, which goes better with the pistachio flavour.June 2nd 2013213 K 25 50 min.
Antoinette's caramelized apple cake
An apple cake baked in 2 stages, the second of which involves pouring a mixture of butter and sugar over the top, which then caramelizes deliciously.May 14th 20251,256 1 hour 25 min.
How to prepare a bain-marie
A bain-marie is the best way to cook or heat a preparation gently without risk of burning.July 5th 2013517 K5 7 min.
Cornmeal baps for Anne
These small round baps are made with a mix of wheat flour and fine cornmeal. The dominant corn gives a moist and very yellow crumb.October 24th 2017261 K4.3 5 hours 55 min.
Quick bramble jelly
Fruit jelly is jam made with the juice only. All the skin and seeds are strained out, which gives a very smooth texture. Here's a quick recipe which will give you an excellent jelly, and which keeps the full flavour of the blackberries thanks to its very brief cooking.July 5th 2013282 K4.2 50 min.
News list of cooking-ez.com
Sign up to receive the latest recipes (next batch due to be sent on 2025-05-18)
Note: We'll never share your e-mail address with anyone else.
Post a comment or question
Follow this recipe
If you are interested in this recipe, you can "follow" it, by entering your email address here. You will then receive a notification immediately each time the recipe is modified or a new comment is added. Please note that you will need to confirm this following.
Note: We'll never share your e-mail address with anyone else.
Alternatively: you can subscribe to the mailing list of cooling-ez.com , you will receive a e-mail for each new recipe published on the site.