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.
1,4474.2/5 for 6 ratings
Last modified on: September 8th 2019
For 10 mushrooms, you will need:
1 sausage
3 tablespoons 
1 
How long does it take?
Time required for this recipe:
Keeping: Should be eaten freshly cooked.
| Preparation | Cooking | Start to finish |
|---|---|---|
| 23 min. | 49 min. | 1 hour 12 min. |
At what time?
- When will I finish if I start the recipe at a certain time?
When should I start for the recipe to be ready at a certain 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 2 - 2 min.
Cut or break the stalks off the mushrooms (use large ones). Keep these to one side.
Stage 3 - 4 min.
Peel the mushroom caps.
Stage 4 - 5 min.
Stage 5 - 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 6 - 5 min.
Chop the mushroom stalks into small pieces.
Stage 7 - 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 8 - 3 min.
Add the chopped mushroom stalks and sauté for 2 or 3 minutes. Salt after cooking and set aside.
Stage 9 - 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 10
Meanwhile, cut the sausage into small pieces and grate the cheese, if not already done.
Stage 11
Use a fork to crush 100 g cooked potato in a bowl.
Stage 12
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 13
Take the mushrooms out of the oven and turn them over...
Stage 14 - 5 min.
...then fill with the stuffing mixture. Scatter the rest of the grated cheese over the top.
Stage 15 - 15 min.
Return to the oven to brown for 10 to 15 minutes.
Stage 16
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.
Nutritional information
How much will it cost?
- For 10 mushrooms : 1.98 €
- Per mushrooms : 0.20 €
Source
Home made.More recipes?
This recipe uses (among others) | Cooked potato: You can check-out other recipes which use it, like for example: Potato galette, Pollack Parmentier, Baked Camembert with Walnuts, Potatoes with smoked salmon, Creamy spinach and potato gratin, ... All |
 | Grated cheese: You can get more informations, or check-out other recipes which use it, for example: Gougères, Baker's chicken and potato tart, Endive gratin with cancoillotte, Gratin of chicken with rice and sautéed mushrooms, Potato and broccoli gratin, ... All |
 | Mushrooms: You can get more informations, or check-out other recipes which use it, for example: Celeriac and mushroom gratin, Beef Wellington, Quick flaky pizza, Rabbit civet, Coq au vin, ... All |
 | Lemon juice: You can check-out other recipes which use it, like for example: Tarte Jurassienne, Avocado with gravlax, Coriander and cashew nut pesto, Home-made doner kebab, Algerian brik rolls, ... All |
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