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.
4,033 4.8/5 (5 reviews)
40 min.
Easy
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: Cod loin with saffron, Erika's ceviche, Rolls of fish in smoked ham, Fish "à la Bordelaise", Tahitian style fish, ... See them all 29
Liquid cream
Like these other recipes: Cauliflower and chickpea purée, Madras rice, Pork medallions with "full" turnips, Sauce Normande (for fish), Ham pasta bake, ... See them all 170
Butter
Like these other recipes: Almond cream or frangipane, Gnocchi alla romana, Sorrel omelette, Arlesian Biscuits, Nantes Tourton, ... See them all 470
Leek
Like these other recipes: Layered Leek and Egg Gratin , Hearty leek and sprout soup, Jerusalem artichoke purée with leeks, Country vegetable soup, Deep leek and potato quiche, ... See them all 73
Other recipes you may also like
Millefeuille
Millefeuille is one of the best pastries available, if it is well made, i.e.: 2 layers of light vanilla cream between 3 layers of fine crispy (possibly caramelized) puff pastry.October 13th 2010334 K4.6 1 hour 45 min.
Sausagemeat
Sausagemeat is a mixture of fatty pork (belly bacon here) with leaner meat, all minced and seasoned. In this version I have used veal as the additional meat.October 3rd 2019219 K3.8 15 min.
Potato wallets
These "wallets" are potatoes boiled in their skins and sliced part-way through after cooking. The slots are filled with slices of cheese and grilled bacon and the potatoes are then baked for a few minutes the oven.March 8th 201574 K4.1 1 hour 4 min.
Polpete
The polpete are the delicious meatballs of the Italian cuisine, softer than the classic meatballs because they contain breadcrumbs moistened with milk.April 8th 202325 K 1 hour 55 min.
"Au vert" beef
A piece of beef of your choice, grilled and accompanied by sautéed greens and beet tops.May 19th 202518 K 40 min.
News list of cooking-ez.com
Sign up to receive the latest recipes (next batch due to be sent on 2025-06-08)
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.