-
1
Place the salmon, skin side down, in a nonreactive baking dish (glass or ceramic) large enough for it to lie flat.
-
2
Stir together the zests, salt, sugar, pepper, and coriander in a small bowl.
-
3
Rub the spice blend all over the salmon.
-
4
Wrap the salmon in plastic wrap.
-
5
Refrigerate 2 hours.
-
6
Preheat the oven to 400F.
-
7
Wipe the spice blend from the salmon with paper towels.
-
8
Let the fish stand at room temperature 20 minutes.
-
9
Arrange half of the orange and lemon slices in a single layer in a large roasting pan; place the salmon, skin side down, on top.
-
10
Rub oil all over salmon.
-
11
Roast until cooked through, about 17 minutes.
-
12
Cut the salmon crosswise into 8 pieces.
-
13
Divide the pea sauce among serving plates.
-
14
Place a piece of salmon on each plate, and garnish with pea shoots and the remaining orange and lemon slices.
-
15
Prepare an ice-water bath; set aside.
-
16
Bring a medium pot of water to a boil; add salt.
-
17
Blanch the peas and watercress until bright green, about 45 seconds.
-
18
Immediately transfer with a slotted spoon to the ice-water bath to stop the cooking.
-
19
Drain the peas and watercress, then puree in a blender until smooth, adding 4 to 5 tablespoons water to thin (mixture should be just thick enough to coat the back of a spoon).
-
20
Pass the puree through a fine sieve into a small saucepan.
-
21
Place over low heat, and whisk in the butter, 1 teaspoon at a time; whisk until emulsified.
-
22
Season the sauce with salt.