-
1
For the ragout:
-
2
Place the potatoes in a large saucepan with cold, salted water to cover and bring to a boil over high heat.
-
3
Reduce the heat to medium and simmer until the potatoes are tender, 30 to 35 minutes.
-
4
Cool and cut each potato into 6 pieces.
-
5
In a medium saucepan, heat 1 tablespoon of the olive oil over high heat until just smoking.
-
6
Add the white mushrooms and shiitake stems and saute for 1 minute.
-
7
Add the stock and thyme and bring to a boil.
-
8
Reduce the heat to medium and simmer about 15 minutes, until the broth is full-flavored.
-
9
Strain the broth, discarding the solids.
-
10
In a medium saute pan over medium heat, heat the remaining 2 tablespoons of olive oil until just smoking and saute the shiitake caps until light golden brown, 1 to 2 minutes.
-
11
Add the leeks and butter, cover, and cook until the leeks are tender, 6 to 7 minutes.
-
12
Season with salt and pepper and remove from the heat.
-
13
Add the potatoes to the leek mixture, stir in the mushroom broth, and bring to a boil over high heat.
-
14
Reduce the heat to medium and simmer 5 minutes.
-
15
Taste and season with salt and pepper.
-
16
For the halibut:
-
17
Preheat the oven to 400F.
-
18
Season the fish with salt and pepper and sprinkle on one side with the fresh herbs and herbes de Provence.
-
19
In a medium nonstick skillet, heat the olive oil over medium-high heat until shimmering.
-
20
Add the fish, herb-side down, and sear until golden.
-
21
Place in the oven and roast without turning until opaque and medium rare, 7 to 10 minutes, depending on thickness.
-
22
Alternatively, you can continue to cook the fish on top of the stove, turning once, until medium-rare, 3 to 4 minutes on each side.
-
23
To serve:
-
24
Divide the ragout among 4 warm, shallow serving bowls and top with a halibut fillet.
-
25
Serve immediately.
-
26
Variation:
-
27
Serve mushroom ragout with:
-
28
Snapper, instead of Potato Galette and Port Wine Sauce
-
29
Salmon, instead of Lentils and Red Wine Sauce
-
30
Roasted cod, instead of Confit Bayaldi