This site uses only a few technical cookies necessary for its operation. By continuing to browse, you accept their use.
To find out more...
To find out more...
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.
19 K 4.8/5 (6 reviews)
40 min.
Easy
7.35 €
4 people
9 IngredientsLast modified on: May 11th 2025
4 
1 
400 g fish fillet
3 tablespoons 
30 g 
250 g 
2 tablespoons 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 400 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 3 tablespoons 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 30 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 250 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 2 tablespoons 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 | 100 RDI=40 % | 80 RDI=8 % | 150 RDI=20 % | 2,030 RDI=100 % | 8,510 RDI: 100 % |
| 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 4 people : 7.35 €
- 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: Fish fillet with preserved lemons, Curried tuna cubes, "Land and sea" kebabs, Fish in white wine, Nicholas's fish, ... See them all 29
Liquid cream
Like these other recipes: Moist chocolate cake, Chantilly cream, Panna cotta, Cauliflower curry, Crunchy blackcurrant and mascarpone cream verrine, ... See them all 175
Butter
Like these other recipes: Celeriac and mushroom gratin, Potato and broccoli gratin, "Haute patate" green beans, Oatmeal and apple cookies, Gourmands peas with almonds, ... See them all 498
Leek
Like these other recipes: Crispy potato galette with leeks, Sautéed Pork with Peanuts, Fried bread with leek and poached egg , Leek and fresh tuna tart, Scrambled eggs and leeks on toast, ... See them all 77
Other recipes you may also like
Mushroom bourguignon
These bourguignon-style mushrooms are cooked in a similar way to the classic beef dish, simmered with red wine and onions – flavours that go really well with mushrooms. May 10th 202346 K 30 min.
Passion fruit jellies
Usually to make fruit jellies or (fruit "paste"), it's like jam but you need to cook fruit pulp and sugar much longer. Unfortunately, this long cooking is bad for both vitamins and flavour. In this recipe we use a special jam gelling agent, to reduce cooking time as much as possible . July 4th 2018352 K4 2 hours 30 min.
Macarons (the original French macaroons)
This recipe really is "of the moment": the success of these small, highly-coloured cakes, in an infinite variety of flavours, is impressive. It's a recipe which needs some care, in order to produce a result worthy of a professional pastrychef. No problem, I will guide you through the recipe, particularly the tricky parts. This variety of flavours means that I test many alternatives, so don't be surprised if in the pictures the colour of the macarons changes, I used the best photograph available... October 3rd 20191.62 M 714.6 2 hours 40 min.
Brioche dough
It's a soft and rich dough, with butter and eggs which give a smooth and incredibly tasty brioche. This is the basic recipe for brioche dough, used for all other brioche-based recipes on the site. September 16th 2020553 K 44.2 14 hours 30 min.
Citrus crunch
These are fine crumbs of candied citrus peel. It can be used to sprinkle a dessert or other preparation to add both crunch and the flavour of the chosen citrus fruit. It is easy to prepare well in advance, and will keep in an airtight jar. This recipe is given for clementines, but can be made with all citrus fruits: lemon, lime, orange, grapefruit... February 2nd 2016252 K3.7 1 hour 20 min.
News list of cooking-ez.com
Sign up to receive the latest recipes (next batch due to be sent on 2026-04-26)
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.