This dish features tender cod fillets encased in a golden, crispy crust of grated parmesan and light seasonings. The flaky white fish is paired with a velvety cream sauce infused with fresh dill, lemon juice, and zest for a bright, citrusy finish. With its contrast of a savory, textured exterior and a smooth, tangy sauce, the meal offers an elegant and refreshing low-carb presentation.

About This Recipe

The cod is prepared by pressing the fillets into a mixture of grated parmesan, garlic powder, and paprika to create a naturally gluten-free coating. The fish is pan-fried in olive oil until the cheese caramelizes into a savory crust, sealing in the moisture of the delicate fillets. Simultaneously, a separate cream sauce is simmered with butter and fresh herbs, allowing the dill and lemon to emulsify into a rich, glossy reduction that serves as a flavorful base for the seafood.

The flavor profile is defined by the sharp, salty notes of the parmesan crust balanced by the high acidity of the lemon dill cream. The mild, neutral taste of the cod allows the aromatic herbs and the richness of the heavy cream to remain prominent without being overpowered. Garlic powder and paprika add a subtle warmth to the crust, while the fresh lemon zest provides a clean, lingering brightness that cuts through the buttery elements of the sauce.

Typically served hot, this meal is a practical choice for a quick weeknight dinner or a lighter holiday alternative to heavier meats. The sauce can be prepared in minutes and adjusted for thickness by varying the simmering time on the stovetop. The finished dish has a sophisticated, restaurant-quality appearance characterized by the golden-brown fish and vibrant green flecks of dill, making it a visually appealing and keto-friendly seafood option.


Why You’ll Love This Recipe

  • Crispy parmesan crust with amazing texture
  • Fresh, bright lemon dill cream sauce
  • Light but satisfying keto-friendly dinner
  • Ready in under 20 minutes
  • Naturally low-carb and gluten-free
  • Elegant enough for holidays
  • Works with any white fish
  • Pairs with many keto sides

What You’ll Need for This Parmesan Crusted Cod

Parmesan Crusted Cod

  • 2 cod fillets
  • 1/2 cup grated parmesan
  • 1/2 tsp garlic powder
  • 1/4 tsp paprika
  • 1/4 tsp salt
  • 1/8 tsp black pepper
  • 1 tbsp olive oil

Lemon Dill Cream

  • 1/3 cup heavy cream
  • 1 tbsp butter
  • 1 tbsp lemon juice
  • 1/2 tsp lemon zest
  • 1 tbsp chopped fresh dill
  • Pinch of salt
  • Pinch of black pepper

Optional Toppings

  • Extra dill
  • Lemon wedges
  • Cracked black pepper

Step-by-Step Preparation

  1. Mix parmesan, garlic powder, paprika, salt, and pepper in a bowl.
  2. Press cod fillets into the parmesan mixture to coat both sides.
  3. Heat olive oil in a skillet over medium heat.
  4. Cook cod 3–4 minutes per side until golden and flaky.
  5. In a small saucepan, melt butter, then stir in cream, lemon juice, zest, dill, salt, and pepper.
  6. Simmer 2–3 minutes until slightly thickened.
  7. Serve cod topped with lemon dill cream and optional garnishes.

FAQ

  • Can I use a different fish?
    Yes — halibut, tilapia, or haddock work well.
  • Can I make this dairy-free?
    Not recommended due to the parmesan crust, but dairy-free cream and butter replacements can be used for the sauce.
  • Can I bake the cod instead?
    Yes — 400°F for 12–14 minutes.
  • Can I make the crust crispier?
    Use finely grated parmesan and press it firmly onto the fish.
  • Can I use dried dill?
    Yes — use 1 teaspoon instead of fresh.

Variations & Substitutions

  • Add minced garlic to the sauce for stronger flavor
  • Swap dill for parsley or chives
  • Add chili flakes for heat
  • Use ghee instead of butter for a richer taste
  • Add capers to the sauce for brininess

Serving Suggestions

  • Serve with roasted asparagus
  • Pair with cauliflower mash
  • Add a crisp green salad on the side

Keto Parmesan Crusted Cod with Lemon Dill Cream

Prep Time 5 minutes
Cook Time 10 minutes
Total Time 15 minutes
Servings 2 Servings
Calories 450
Flaky cod coated in a golden, savory parmesan crust and topped with a bright, velvety lemon dill cream—an elegant, fresh, and fully keto seafood dinner ready in minutes.

Ingredients

Parmesan Crusted Cod

  • 2 cod fillets
  • 1/2 cup grated parmesan
  • 1/2 tsp garlic powder
  • 1/4 tsp paprika
  • 1/4 tsp salt
  • 1/8 tsp black pepper
  • 1 tbsp olive oil

Lemon Dill Cream

  • 1/3 cup heavy cream
  • 1 tbsp butter
  • 1 tbsp lemon juice
  • 1/2 tsp lemon zest
  • 1 tbsp chopped fresh dill
  • Pinch of salt
  • Pinch of black pepper

Optional Toppings

  • Extra dill
  • Lemon wedges
  • Cracked black pepper

Instructions 

  • Mix parmesan, garlic powder, paprika, salt, and pepper in a bowl.
  • Press cod fillets into the parmesan mixture to coat both sides.
  • Heat olive oil in a skillet over medium heat.
  • Cook cod 3–4 minutes per side until golden and flaky.
  • In a small saucepan, melt butter, then stir in cream, lemon juice, zest, dill, salt, and pepper.
  • Simmer 2–3 minutes until slightly thickened.
  • Serve cod topped with lemon dill cream and optional garnishes.
Calories: 450kcal
Course: Dinner
Cuisine: American
Keyword: keto fish recipe, lemon dill sauce, parmesan cod

Did you make this recipe?


I’d love to hear from you — leave a comment below and tell me how it turned out, what you liked, or if you made any tweaks!

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Author

I share simple, everyday recipes that I cook in my own kitchen, focused on food that's easy, satisfying, and realistic for busy routines.

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