Keto Baked Salmon with Asparagus

Posted on December 24, 2025

Keto Baked Salmon with Asparagus

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Prep time

Cooking time

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Keto Baked Salmon with Asparagus is one of those rare meals that perfectly balances simplicity, elegance, and nutrition. It’s a classic low-carb dinner that feels restaurant-worthy yet takes minimal effort to prepare. Rich, flaky salmon paired with tender roasted asparagus creates a wholesome meal that fits seamlessly into a ketogenic lifestyle.

Salmon is prized in keto diets for its high-quality protein, healthy omega-3 fats, and naturally low carbohydrate content. Asparagus complements it beautifully—it’s low in net carbs, fiber-rich, and packed with vitamins. When baked together with olive oil, garlic, lemon, and herbs, these ingredients create a dish that is flavorful without being heavy.

This recipe is ideal for busy weeknights, meal prep, or even special occasions when you want something light yet satisfying. Everything cooks on one pan, making cleanup easy and cooking stress-free. Whether you’re new to keto or a seasoned low-carb eater, this baked salmon and asparagus recipe deserves a spot in your regular rotation.

Keto Baked Salmon with Asparagus

Prep Time 10 minutes
Cook Time 15 minutes
Total Time 25 minutes
Servings: 4
Course: Main Course
Cuisine: American
Calories: 410

Ingredients
  

For the Salmon
  • 4 salmon fillets 6 oz each, skin on or off
  • 2 tablespoons olive oil
  • 1 tablespoon melted butter
  • 3 cloves garlic minced
  • 1 tablespoon fresh lemon juice
  • 1 teaspoon lemon zest
  • 1 teaspoon dried oregano
  • 1 teaspoon paprika
  • Salt and black pepper to taste
For the Asparagus
  • 1 lb fresh asparagus trimmed
  • 2 tablespoons olive oil
  • ½ teaspoon garlic powder
  • ½ teaspoon salt
  • ¼ teaspoon black pepper
Optional Garnish
  • Lemon slices
  • Fresh parsley or dill

Equipment

  • 1 Baking sheet
  • 1 Parchment paper or aluminum foil
  • 1 Small mixing bowl
  • 1 Measuring spoons
  • 1 Sharp knife
  • 1 Cutting board
  • 1 Tongs or spatula

Method
 

Step 1: Preheat and Prep
  1. Preheat oven to 400°F (200°C).
  2. Line a baking sheet with parchment paper or foil.
Step 2: Prepare the Asparagus
  1. Arrange asparagus on one side of the baking sheet.
  2. Drizzle with olive oil and sprinkle with garlic powder, salt, and pepper.
  3. Toss gently to coat evenly.
Step 3: Prepare the Salmon
  1. Pat salmon fillets dry with paper towels.
  2. Place salmon on the other side of the baking sheet.
  3. In a bowl, mix olive oil, melted butter, garlic, lemon juice, lemon zest, oregano, paprika, salt, and pepper.
  4. Brush mixture generously over salmon.
Step 4: Bake
  1. Bake uncovered for 12–15 minutes.
  2. Salmon should flake easily and asparagus should be tender.
  3. Optional: Broil for 2–3 minutes for a lightly golden top.
Step 5: Rest
  1. Remove from oven and let rest for 5 minutes before serving.

Notes

Nutritional Facts (Per Serving – Approximate)

  • Calories: 410 kcal
  • Protein: 34g
  • Fat: 30g
  • Net Carbs: 4g
  • Fiber: 3g
  • Sugar: 1g

Keto Baked Salmon with Asparagus

Keto Baked Salmon with Asparagus

Ingredient Notes

Salmon

Salmon is the star of this dish and one of the best proteins for a keto diet. It’s rich in omega-3 fatty acids, which support heart health and reduce inflammation. Choose wild-caught salmon if possible for better flavor and nutrition. Skin-on salmon helps retain moisture, but skinless works well too.

Asparagus

Asparagus is a low-carb vegetable that roasts beautifully. It has a mild, earthy flavor and a tender-crisp texture when baked. Trim the woody ends to ensure tenderness.

Olive Oil

Extra-virgin olive oil adds healthy fats and enhances flavor. It helps the salmon and asparagus roast evenly while keeping them moist.

Butter

Butter adds richness and depth, balancing the acidity of lemon and the earthiness of asparagus.

Garlic

Fresh garlic delivers bold flavor and aroma. Minced garlic blends perfectly into the oil and butter mixture.

Lemon Juice & Zest

Lemon brightens the dish and cuts through the richness of salmon. Zest adds concentrated citrus flavor without extra liquid.

Seasonings

Paprika adds subtle warmth and color, oregano gives herbal depth, and salt and pepper enhance all flavors.

Serving Instructions

Serve the salmon warm alongside the roasted asparagus. Garnish with lemon slices and fresh herbs. Pair with keto cauliflower mash, zucchini noodles, or a simple avocado salad for a complete meal.

Tips

  • Don’t overcook salmon—remove as soon as it flakes
  • Use uniform asparagus for even cooking
  • Line pan for easy cleanup
  • Add grated parmesan for extra flavor
  • Swap asparagus for green beans if desired

Storage Information

  • Refrigerator: Store leftovers in an airtight container for up to 3 days
  • Freezer: Freeze cooked salmon for up to 1 month
  • Reheating: Reheat gently in oven or skillet to avoid drying out

FAQs

1. Is salmon keto-friendly?

Yes, salmon is naturally low in carbs and rich in healthy fats.

2. Can I use frozen salmon?

Yes, thaw completely and pat dry before baking.

3. How do I know salmon is cooked?

It flakes easily with a fork and reaches 145°F internally.

4. Can I cook this in foil packets?

Yes, foil packets work well and keep salmon moist.

5. Can I meal prep this recipe?

Absolutely. Store portions in airtight containers for easy meals.

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