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...
Breton leek and mushroom tart
This is a "tart" with a difference: the case is not made with pastry, but with a double layer of lightly buttered Breton galettes (buckwheat pancakes). The filling is made with shallots, sautéed mushrooms, leeks and cream.
You might have noticed that this recipe includes the key elements of Brittany's cuisine: buckwheat pancakes, butter and shallots.
You might have noticed that this recipe includes the key elements of Brittany's cuisine: buckwheat pancakes, butter and shallots.
57 K 4.3/5 (32 reviews)
1 hour 15 min.
Easy
18 people
10 IngredientsLast modified on: May 10th 2023
For 18 people, you will need:
- 1
6 leeks - 2
12 2⁄3 cups mushrooms - 3
6 shallots - 4
6 tablespoons goose fat - 5
12 tablespoons olive oil - 6
3 cups + 3 tablespoons liquid cream - 7
12 tablespoons clarified butter - 8
6 buckwheat pancakes - 9
salt - 10
pepper
Change measures:
Times for this recipe
Preparation: 25 min.
Cooking: 50 min.
All in all: 1 hour 15 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 4 - 5 min.
Put 6 tablespoons goose fat into a large saucepan on high heat. When good and hot, add the mushrooms.
Sauté for a few minutes until lightly browned. Salt and pepper only after cooking.
Set aside.
Sauté for a few minutes until lightly browned. Salt and pepper only after cooking.
Set aside.
Stage 5 - 1 min.
Use the same pan, still on high heat. Pour in 12 tablespoons olive oil and when hot, add the shallots.
Salt and pepper, then cook fro 1 minute without colouring.
Salt and pepper, then cook fro 1 minute without colouring.
Stage 6 - 4 min.
Add the chopped leeks and mix well.
Cook until the leeks are just tender, but still nice and green (about 3 or 4 minutes).
Preheat the oven to 360°F (180°C).
Cook until the leeks are just tender, but still nice and green (about 3 or 4 minutes).
Preheat the oven to 360°F (180°C).
Stage 7 - 10 min.
Add the mushrooms to the pan with the leeks and pour in 3 cups + 3 tablespoons liquid cream.
Turn down the heat and leave uncovered to thicken gently.
Check the seasoning.
Turn down the heat and leave uncovered to thicken gently.
Check the seasoning.
Stage 8 - 1 min.
Melt 12 tablespoons clarified butter (this makes it easier to spread).
Using a brush, generously butter the bottom of a round springform tin.
Using a brush, generously butter the bottom of a round springform tin.
Stage 9 - 1 min.
Lay the first buckwheat pancake in the tin, then brush this with butter.
Stage 10 - 1 min.
Lay the second pancake on top. You can use clothes pegs at this stage to hold the sides and stop them from falling in.
Stage 11 - 2 min.
Fill the tart, then remove the pegs and butter the edge of the pancake that is still showing.
Stage 12 - 30 min.
Bake for about 30 minutes.
Serve hot or warm.
Serve hot or warm.
Remarks
If you don't have goose fat for stage 4, you can replace this with peanut (groundnut) oil, lard or even clarified butter.
Keeping: Several days in the fridge, covered with plastic film.
Source: Home made.
Nutritional information
| Proteins (gr) | Carbohydrates (gr) | Fats (gr) | Energy value (in k-calories) | Energy value (in k-joules) | |
|---|---|---|---|---|---|
| Whole recipe | 110 RDI=40 % | 260 RDI=30 % | 890 RDI=140 % | 9,490 RDI=470 % | 39,720 RDI: 470 % |
| Per 100 g | 2 RDI=1 % | 6 RDI=1 % | 20 RDI=3 % | 230 RDI=10 % | 950 RDI: 10 % |
| Per person | 6 RDI=2 % | 10 RDI=1 % | 50 RDI=7 % | 530 RDI=30 % | 2,210 RDI: 30 % |
How much will it cost?
- For 18 people : 15.00 €
- Per person : 0.85 €
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)
Mushrooms
Like these other recipes: Sautéed turmeric chicken with mushrooms, Chicken and mushroom pie, Polenta with artichokes and mushrooms, Corn salad with croutons, Stuffed mushrooms au gratin, ... See them all 62
Liquid cream
Like these other recipes: Sautéed pork with mushrooms in a cream sauce., Turnip and sesame puree (tahina) soup, Crème de foie gras, Shallot confit tart, Paris flan filling, ... See them all 170
Clarified butter
You can get more informations, or check-out other recipes which use it, for example: Warm apple feuillantines, Apple charlotte with toasted brioche, Chilli langoustines, Sautéed pears with custard and orange syrup , Scrambled eggs with langoustines and asparagus tips., ... See them all 33
Olive oil
Like these other recipes: Lille style chicken, Lemony cabbage and potato salad, Chicken and mushroom brik rolls, Rice with spring greens, Provençal braised carrots, ... See them all 528
Other recipes you may also like
Cajun-style lentil salad
If you have leftover pulled pork, try this recipe to transform it into a delicious, Cajun-style, warm lentil salad.December 22th 202127 K 40 min.
Tagliatelle with rillons and tomatoes
For this very simple recipe, roast rillons to your taste, tomato and pasta.June 9th 202415 K 40 min.
Croute à thé
Under this strange name (literally "crust for tea") there hides a delicious cake in crusty sweet pastry, filled with a smooth almond mixture and icing sugar on top. It's an excellent cake for tea time, but it goes very well with fruit salad for example.May 5th 2021311 K 14.9 1 hour 15 min.
Baked potoatoes with herb butter or cream
Here's how to prepare good baked potatoes, and two ideas for toppings. Herb butter can be easily be made in advance and store in the fridge folded in plastic film, it can also be served with red meat because it look like very much to the "Beurre maitre d'hotel" (butler's butter, usually with parsley...October 24th 2010200 K 13.8 1 hour 45 min.
Welsh (French Welsh Rarebit)
This is a French version (as served in brasseries in northern France) of the traditional Welsh rarebit. It contains boiled ham as well as the usual toasted bread and Cheddar cheese melted in beer.February 2nd 2014102 K4.2 35 min.
News list of cooking-ez.com
Sign up to receive the latest recipes (next batch due to be sent on 2025-07-20)
Note: We'll never share your e-mail address with anyone else.
Post a comment or question
Follow this recipe (as 2 people already do)
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.