1
Preheat the oven to 400°F.
2
Arrange the potatoes and fennel on a sheet pan, toss with oil, salt and pepper, and roast for 15-18 minutes, until soft in the center and crisp on the edges.
3
In a large bowl, whisk together the lemon juice, honey, garlic, mayonnaise, basil, oregano and mustard. Fold in the potatoes, fennel, scallions and season with salt and pepper.
4
For the salmon, whisk together the mustard, lemon juice, salt and pepper.
5
Arrange the salmon on a baking sheet and cover with Dijon sauce. Roast for 12-15 minutes, until cooked through.
6
Whisk together the tartar sauce ingredients in a small bowl.
7
To serve, divide the potato salad and salmon between plates. Garnish with tartar sauce, arugula and fresh dill.