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.
46 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.
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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: Erika's ceviche, Purée of Jerusalem artichokes with foie gras, Artichokes with beef, Chicken with spinach in a cream sauce , Lemony cabbage and potato salad, ... See them all 51
Grated cheese
Like these other recipes: Polenta parmentier, French onion soup, Baker's pizza, Oxtail Parmentier, Spinach parmentier, ... See them all 72
Mushrooms
Like these other recipes: Mushroom duxelles, Smoked haddock and leek fondue tartines, Tomato omelette, Rillettes stuffed mushrooms, Mushroom and artichoke omelette, ... See them all 62
Lemon juice
Like these other recipes: Lebanese Tabbouleh, Cooking sugar, Simple mushroom salad with thyme and lemon, 3 ways, Salmon and leek fondue tart, Lebanese-style chickpea salad, ... See them all 71
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