Blackened Salmon with Lemon Butter Sauce

This Blackened Salmon with Lemon Butter Sauce is the ultimate quick and flavorful dinner. Perfectly seasoned with bold spices, pan-seared until crispy, and finished with a luscious lemon garlic butter sauce, this fool-proof salmon recipe comes together in under 30 minutes. Whether you’re a seafood lover or just easing into fish recipes, this dish will impress every time—tender, flaky, and bursting with flavor!

Full Recipe:

Ingredients

For the Salmon:

  • 3 salmon fillets (6 oz each)

  • 2 teaspoons paprika

  • 1 teaspoon onion powder

  • 1 teaspoon garlic powder

  • 1 teaspoon oregano

  • ½ teaspoon dried basil

  • ½ teaspoon cayenne

  • 1 teaspoon salt

  • 1 teaspoon freshly cracked black pepper

  • 1 tablespoon olive oil, divided

  • Lemon slices, for garnish

For the Lemon Butter Sauce:

  • 1 stick (½ cup or 4 oz) salted butter, softened (or ghee for paleo)

  • 2 tablespoons chopped parsley

  • 1 garlic clove, minced

  • 1 teaspoon garlic powder

  • 1 teaspoon onion powder

  • 1 teaspoon chili powder or cayenne

  • 1 teaspoon freshly cracked black pepper

  • 2 tablespoons lemon juice

Directions

  1. In a small bowl, mix together the spices: paprika, onion powder, garlic powder, oregano, basil, cayenne, salt, and pepper. Coat salmon fillets lightly with olive oil, then sprinkle generously with the spice mix.

  2. In another bowl, combine all lemon butter sauce ingredients and mix with a fork until well combined. Refrigerate while cooking the salmon.

  3. Heat 1 tablespoon olive oil in a large skillet over medium heat. Place the salmon fillets skin-side up and cook for 4–5 minutes until blackened and crisp.

  4. Flip the salmon and cook an additional 4–6 minutes, depending on thickness, until cooked through.

  5. Top each fillet with a spoonful of lemon butter and let it melt over the fish.

  6. Garnish with lemon slices and serve immediately with your favorite side like sautéed vegetables or cauliflower rice.

Nutrients (Per Serving – Approximate, serves 3)

  • Calories: 430 kcal

  • Protein: 34g

  • Fat: 32g

  • Carbohydrates: 3g

  • Fiber: 1g

  • Sugar: 1g

  • Sodium: 620mg

  • Cholesterol: 95mg

The Beauty of Blackened Seasoning

Blackened seasoning is the heart of this recipe. It’s a smoky, spicy blend of herbs and spices that coats the salmon in a savory crust as it sears. Unlike deep-fried or overly complicated methods, blackening uses a simple dry rub and a hot skillet to achieve an irresistible exterior. The result is a flavorful char that enhances the natural richness of the salmon without overpowering it. The paprika brings warmth and depth, the cayenne adds just the right amount of heat, and the dried herbs layer in earthy undertones. Every bite bursts with flavor and contrast—crisp on the outside, tender and flaky on the inside.

Why Salmon is Always a Good Idea

Salmon is one of the best proteins to include in your weekly meal plan. It’s rich in heart-healthy omega-3 fatty acids, high in protein, and full of essential vitamins like B12 and D. It’s also incredibly versatile and quick to cook, making it ideal for busy schedules. In this recipe, salmon fillets are pan-seared to perfection, locking in moisture while forming a caramelized crust that adds a satisfying texture. Whether you prefer wild-caught or farm-raised, this preparation works beautifully to bring out the best in your salmon.

The Star of the Show: Lemon Garlic Butter Sauce

No great salmon dish is complete without a killer sauce, and this lemon garlic butter is nothing short of magical. It’s creamy, tangy, and infused with fresh herbs, garlic, and just enough heat to complement the spices in the salmon. As it melts over the fish, it seeps into every crack and flake, enhancing both flavor and texture. The brightness of lemon juice cuts through the richness of the butter, while garlic and cracked black pepper round out the flavor profile with savory depth. It’s simple to prepare but makes the entire dish feel elevated and indulgent.

A Quick Cooking Time with Impressive Results

One of the best parts of this blackened salmon recipe is how quickly it comes together. From prep to plate, it takes less than 30 minutes, which is perfect for weeknight dinners or last-minute meal plans. The searing process takes just a few minutes per side, depending on the thickness of your fillets. There’s no need to bake or broil—just a hot skillet and a bit of oil will do the trick. The lemon butter sauce can be whipped up in advance and stored in the fridge, making it a fantastic make-ahead option for even quicker assembly.

Low-Carb, High-Flavor, and Keto-Friendly

This recipe naturally aligns with low-carb and ketogenic eating plans. It’s free of grains, sugars, and unnecessary carbs, yet full of flavor and healthy fats. The salmon itself is a lean protein source that provides long-lasting energy, while the butter sauce adds richness and satiety. With just 3 grams of carbohydrates per serving, it’s perfect for anyone managing their macros or looking to enjoy a wholesome, guilt-free meal. Pair it with roasted veggies, sautéed spinach, or cauliflower mash to keep the meal clean, balanced, and satisfying.

Perfect for Entertaining or Impressing Guests

Blackened salmon looks and tastes like something you’d be served in a high-end restaurant. The deep caramelized crust and glistening butter drizzle give it visual appeal, while the aroma of garlic, herbs, and lemon instantly whets the appetite. It’s a great option for date nights, family gatherings, or casual entertaining. Serve it with a crisp white wine like Sauvignon Blanc or a refreshing sparkling water with lemon, and your guests will be wowed. Best of all, since it comes together so easily, you’ll spend less time in the kitchen and more time enjoying the meal.

Adaptable and Customizable for Any Taste

Another great feature of this recipe is its flexibility. If you like more heat, add extra cayenne or a pinch of crushed red pepper to the spice blend. Prefer a milder dish? Scale back the spices and let the lemon butter take center stage. The garlic butter sauce can also be customized with capers, fresh dill, or even a splash of white wine for a more refined twist. You can swap out salmon for other firm fish like cod or mahi-mahi, or even use chicken cutlets if you’re serving someone who doesn’t eat seafood. The seasoning and sauce pair well with a variety of proteins and side dishes.

Tips for Cooking the Perfect Salmon

To get that perfect blackened crust, start with dry salmon fillets and press the seasoning firmly onto the surface. Use a heavy-bottomed skillet or cast-iron pan for even heat distribution. Don’t overcrowd the pan—give each fillet enough space to sear properly. Resist the urge to move the fish too soon; letting it sit undisturbed helps form that beautiful crust. Flip carefully using a spatula, and finish cooking until the fish flakes easily with a fork. If your fillets are especially thick, you can finish them in the oven for a few minutes after searing.

Ideal Sides to Complete the Meal

While this salmon is the star, it pairs wonderfully with a variety of sides. Keep it light with a simple arugula or spinach salad dressed in lemon vinaigrette, or go heartier with roasted sweet potatoes or wild rice. For a full low-carb dinner, try sautéed green beans, zucchini noodles, or mashed cauliflower. You can also add a dollop of extra lemon butter on the side for dipping or drizzling. No matter what you choose, the bold flavor of the salmon and the richness of the sauce make it a centerpiece worthy of any table.

Conclusion

Blackened Salmon with Lemon Butter Sauce is a quick and easy dish that brings bold flavors, satisfying textures, and healthy benefits to your plate. With perfectly seasoned fish, a luxurious lemon garlic butter sauce, and a cook time of under 30 minutes, it’s ideal for busy weeknights, dinner parties, or when you just want something special without a lot of work. Whether you’re new to seafood or a longtime salmon fan, this recipe is bound to become a staple in your kitchen. It’s simple, flavorful, and proof that healthy eating never has to be boring.

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