Stuffed mushrooms au gratin
For this fairly sophisitcated recipe, the mushrooms caps are marinated and pre-cooked in the oven. They are then filled with a delicious mix of potatoes, sausage and cheese before being baked gratin-style.
49 K 3.9/5 (8 reviews)
1 hour 10 min.
Easy
10 mushrooms
12 IngredientsLast modified on: May 10th 2023
1 sausage
10 
3 tablespoons lemon juice
3 tablespoons 
1 
50 g 
100 g cooked potatoes
Times for this recipe
Preparation: 25 min.
Cooking: 50 min.
All in all: 1 hour 10 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 1 - 10 min.
Fry 1 sausage.
Sausages vary enormously in size, but this doesn't really matter. Fry about 100g of sausage and use what you like of it later in the recipe.
Sausages vary enormously in size, but this doesn't really matter. Fry about 100g of sausage and use what you like of it later in the recipe.
Stage 3 - 5 min.
Stage 4 - 2 min.
Drizzle the marinade over the mushrooms, mix well and leave in the fridge to marinate for at least 1 hour, covered with plastic film.
This can be done the day before.
This can be done the day before.
Stage 5 - 5 min.
Chop the mushroom stalks into small pieces.
Stage 6 - 1 min.
Pour 2 tablespoons olive oil into a small frying pan on high heat. When hot, add 1 shallot, chopped finely.
Salt, pepper and cook for 1 minute without colouring.
Salt, pepper and cook for 1 minute without colouring.
Stage 7 - 3 min.
Add the chopped mushroom stalks and sauté for 2 or 3 minutes. Salt after cooking and set aside.
Stage 8 - 20 min.
Preheat the oven to 390°F (200°C).
Sit the mushroom caps on a wire rack and stand this on a baking tray lined with a sheet of cooking parchment.
Put the mushrooms in the oven for 20 minutes. This will not fully cook them, just make them release their water.
Sit the mushroom caps on a wire rack and stand this on a baking tray lined with a sheet of cooking parchment.
Put the mushrooms in the oven for 20 minutes. This will not fully cook them, just make them release their water.
Stage 9
Meanwhile, cut the sausage into small pieces and grate the cheese, if not already done.
Stage 10
Use a fork to crush 100 g cooked potatoes in a bowl.
Stage 11
Add the sausage pieces, half the grated cheese, the sautéed mushroom stalks and any remaining marinade.
Salt and pepper, then check the seasoning.
Salt and pepper, then check the seasoning.
Stage 12
Take the mushrooms out of the oven and turn them over...
Stage 13 - 5 min.
...then fill with the stuffing mixture. Scatter the rest of the grated cheese over the top.
Stage 14 - 15 min.
Return to the oven to brown for 10 to 15 minutes.
Stage 15
Serve either hot or warm.
Remarks
Choose large mushrooms if possible as thesy are easier to fill. Portobello or field mushrooms are ideal, but use whatever you prefer.
Keeping: Should be eaten freshly cooked.
Source: Home made.
Nutritional information
| Proteins (gr) | Carbohydrates (gr) | Fats (gr) | Energy value (in k-calories) | Energy value (in k-joules) | |
|---|---|---|---|---|---|
| Whole recipe | 20 RDI=9 % | 30 RDI=3 % | 110 RDI=20 % | 1,250 RDI=60 % | 5,230 RDI: 60 % |
| Per 100 g | 6 RDI=2 % | 9 RDI=1 % | 30 RDI=4 % | 330 RDI=20 % | 1,380 RDI: 20 % |
| Per mushrooms | 2 RDI=1 % | 3 RDI=0 % | 10 RDI=2 % | 120 RDI=6 % | 520 RDI: 6 % |
How much will it cost?
- For 10 mushrooms : 2.00 €
- Per mushrooms : 0.20 €
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)
Cooked potatoes
Like these other recipes: Potatoes with smoked salmon, Deep leek and potato quiche, Galette berrichone, Creamy spinach à la Lombarde, Mashed potatoes with cancoillotte cheese, ... See them all 55
Grated cheese
Like these other recipes: Oxtail Parmentier, Gratin of beet tops and potatoes, Ham pasta bake, Pollack Parmentier, Polenta parmentier, ... See them all 73
Mushrooms
Like these other recipes: Crunchy courgette and mushroom salad, Boeuf (beef) bourguignon, Chicken pie, Mushroom buckwheat pancakes, Kérinou slices, ... See them all 62
Olive oil
Like these other recipes: Vegetable tian, Green avocado salad, Greek Pesto, Rice with spring greens, French dressing (vinaigrette), ... See them all 530
Other recipes you may also like
Breton apple and rhubarb tart
This rhubarb and apple tart is given a Breton twist with a base of traditional, butter-rich, sablé biscuit. This is topped with an apple "crémeux" filling. The finishing touch is a layer of rhubarb, cut on the diagonal and oven-poached in a syrup of its own juice.December 30th 201951 K5 1 hour 45 min.
Ham and cheese slices with spring onions
In this recipe, we'll be using just the tops of the onions, lightly fried, combined with fried ham and thinly sliced Morbier cheese..May 22th 201952 K 40 min.
Red cabage salad with toasted almonds
This salad has a lovely crunch to it: not just the red cabbage, but also from thinly sliced radishes and toasted almonds.May 26th 201948 K5 30 min.
Springtime mixed salad
This salad is a way to make the most of the first baby courgettes (if you can get them). The crunchy little darlings are mixed with shredded lettuce, hard-boiled eggs, tinned tuna and diced cheese.June 5th 201984 K 25 min.
Yeast-based flaky dough (for croissants)
This yeast-based flaky dough (or croissant dough) is where puff pastry meets a yeast dough (such as brioche dough). This means that not only will we get flaky layers, but the dough will also swell and rise. The method is along the same lines as for a feuilletage: the basic dough is first kneaded,...June 9th 2019162 K 4 3 hours 60 min.
News list of cooking-ez.com
Sign up to receive the latest recipes (next batch due to be sent on 2025-08-17)
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.