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Blackened Salmon Stuffed with Spinach & Parmesan

This restaurant-worthy Blackened Salmon Stuffed with Spinach & Parmesan combines bold Cajun spice with creamy, cheesy spinach tucked into tender salmon fillets. It’s pan-seared to a golden crust and oven-finished to perfection. Ideal for low-carb dinners, date nights, or protein-packed meals with flair.
Prep Time 15 minutes
Cook Time 15 minutes
Total Time 30 minutes
Course Main Course
Cuisine American, Cajun-Inspired
Servings 4
Calories 390 kcal

Equipment

  • Sharp knife (for butterflying the salmon)
  • Cast-iron skillet or oven-safe pan
  • Mixing bowl
  • Spatula or spoon
  • Kitchen twine or toothpicks (optional)
  • Tongs
  • Oven (preheated to 375°F/190°C)

Ingredients
  

For the Blackened Salmon:

  • 4 salmon fillets (6 oz each), skin-on or skinless
  • 1 tbsp olive oil
  • 2 tsp smoked paprika
  • 1 tsp garlic powder
  • 1 tsp onion powder
  • ½ tsp dried oregano
  • ½ tsp dried thyme
  • ¼ tsp cayenne pepper (adjust to taste)
  • ½ tsp salt
  • ¼ tsp black pepper

For the Spinach & Parmesan Filling:

  • 1 ½ cups fresh spinach (lightly sautéed or steamed)
  • 4 oz cream cheese (softened)
  • ⅓ cup grated Parmesan cheese
  • 1 clove garlic (minced, optional)
  • ½ tsp lemon zest
  • Pinch of red pepper flakes (optional)

Garnish:

  • Lemon wedges
  • Chopped parsley or dill

Instructions
 

Prepare the spinach filling

  • In a skillet, lightly sauté the spinach until wilted. Let it cool slightly, then mix in a bowl with softened cream cheese, Parmesan, lemon zest, and garlic (if using). Season with salt, pepper, and a pinch of red pepper flakes.

Butterfly the salmon

  • Using a sharp knife, slice each salmon fillet horizontally, stopping about ¼ inch from the edge to create a pocket. Be careful not to slice all the way through.

Stuff the salmon

  • Spoon 2–3 tablespoons of filling into each pocket. Gently press closed. Use kitchen twine or toothpicks to secure, if needed.

Season with blackening spice

  • Mix all the spices in a small bowl. Rub olive oil over the salmon, then coat generously with the blackening spice on both sides.

Sear the salmon

  • Heat a cast-iron skillet over medium-high heat. Sear salmon for 2–3 minutes per side until golden brown.

Bake to finish

  • Transfer skillet to a 375°F (190°C) oven and bake for 7–10 minutes, or until salmon is cooked through (internal temp should reach 125–130°F for medium).

Rest & serve

  • Let rest 5 minutes. Garnish with fresh herbs and lemon wedges. Serve warm.

Notes

  • Make Ahead Tip: The filling can be made a day ahead and refrigerated.
  • Storage: Store leftovers in an airtight container for up to 2 days. Reheat gently in the oven or covered skillet.
  • Serving Suggestion: Pairs beautifully with cauliflower mash, garlic green beans, or herbed quinoa.
  • Don’t Overcook: Salmon dries out quickly—use a meat thermometer to stay in the ideal doneness range.
  • Want extra crisp? Finish under the broiler for 1–2 minutes for a golden crust.
Keyword Blackened salmon, Cajun salmon, creamy spinach filling, easy weeknight seafood, healthy salmon recipe, low-carb salmon dinner, spinach Parmesan stuffed fish, stuffed salmon recipe