Herb-Crusted Salmon with Roasted Vegetables and Creamy Dill Sauce

A vibrant one-pan dinner featuring juicy salmon fillets topped with a crunchy herb, walnut, and Parmesan crust, surrounded by roasted green beans, cherry tomatoes, mushrooms, and pearl onions, served with a cool sour cream and fresh herb sauce.

This recipe brings together the richness of salmon with a crispy, savory crust made from walnuts, Parmesan, and ranch seasoning, all baked on a single sheet pan for easy cleanup. The vegetables roast alongside the fish, soaking up the flavors, while a simple herb sauce adds a fresh, creamy finish.

Perfect for a low-carb, high-protein meal that feels special enough for company yet simple enough for a weeknight dinner. The combination of textures—tender fish, crunchy topping, and roasted veggies—makes every bite interesting.

Ingredients

Servings 4

Converted amounts are rounded.

Method

  1. Preheat the oven to 400°F.
  2. Prepare the vegetables: trim the green beans, halve the cherry tomatoes, slice the mushrooms, and peel the pearl onions. Place them on a large sheet pan or ovenproof dish. Drizzle with half of the olive oil, season with salt and pepper, and toss to coat. Push the vegetables to the sides, leaving a space in the center for the salmon.
  3. Pat the salmon fillets dry and place them in the center of the pan. In a small bowl, combine the walnuts, remaining olive oil, Parmesan cheese, and ranch seasoning. Mix well, then press the mixture evenly onto the top of the salmon fillets.
  4. Bake for 20 minutes, or until the salmon is cooked through and flakes easily. The internal temperature should reach 122-125°F (50-125°F).
  5. While the salmon bakes, make the herb sauce: in a small bowl, stir together the sour cream, chopped dill, chopped chives, and garlic powder. Season with salt and pepper to taste. Cover and refrigerate until ready to serve.
  6. Serve the salmon and roasted vegetables warm, with the herb sauce on the side or drizzled over the top.

💡 Tips

  • For even cooking, cut the vegetables into similar-sized pieces.
  • If you don't have ranch seasoning, mix 1 teaspoon each of dried dill, dried parsley, onion powder, and garlic powder.
  • Leftover salmon and vegetables keep well in the fridge for up to 2 days; reheat gently.

Inspired by a recipe from Diet Doctor

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