Baked Cod Lemon Dill Sauce

Name: Baked Cod Lemon Dill Sauce
Prep time: 10 min
Cook time: 15 min
Total time: 25 min
Cuisine: American
Ingredients: 4 cod fillets (about 6 oz each); 2 tablespoons olive oil; Salt and pepper, to taste; 1 teaspoon garlic powder; 1 teaspoon paprika (optional); Lemon slices (for garnish); 1/3 cup plain Greek yogurt or sour cream; 2 tablespoons mayonnaise (optional, for a creamier texture); 1 tablespoon fresh dill, finely chopped (or 1 teaspoon dried dill); 1 tablespoon lemon juice (freshly squeezed); 1 teaspoon lemon zest; 1 teaspoon Dijon mustard; 1 small garlic clove, minced (optional)

Recipe by Jordan Avery · Updated August 2025

Seafood & Fish Casserole

Home cooks adore this Baked Cod with Lemon Dill Sauce for its perfect balance of simplicity and sophistication. With tender, flaky cod and a bright, herbaceous sauce, it's a weeknight win that feels like a restaurant special. Serve it for casual family dinners or impress guests at a summer gathering-it's light yet satisfying, and ready in under 30 minutes. The tangy lemon-dill sauce elevates the mild flavor of cod, making it irresistibly fresh and flavorful.

What Makes This Recipe Special

The sauce is a creamy-yet-light Greek yogurt base, brightened with fresh lemon zest and juice for a vibrant punch that cuts through the richness of the fish.
Paprika adds a subtle smokiness to the seasoned cod, while garlic powder ensures depth without overpowering the delicate flavor of the fish.
The sauce is incredibly versatile-serve it warm or chilled, drizzled over the cod or on the side for dipping.
This recipe balances protein-rich cod with probiotic-packed Greek yogurt, offering a healthier take on creamy sauces without sacrificing indulgence.

⏱ 25 mins

American

Servings 4

Ingredients

4 codfillets (about 6 oz each)

2 tablespoonsolive oil

Salt and pepper, to taste

1 teaspoongarlic powder

1 teaspoonpaprika (optional)

Lemon slices (for garnish)

1/3 cupplain Greek yogurt or sour cream

2 tablespoonsmayonnaise (optional, for a creamier texture)

1 tablespoonfresh dill, finely chopped (or 1 teaspoon dried dill)

1 tablespoonlemon juice (freshly squeezed)

1 teaspoonlemon zest

1 teaspoonDijon mustard

1 smallgarlic clove, minced (optional)

Nutrition

280 caloriesCalories

Per serving · Values are estimates

Instructions

Preheat your oven to 400°F (200°C).

Line a baking sheet with parchment paper or lightly grease it.

Pat the cod fillets dry with a paper towel. Brush both sides with olive oil. Season the fillets with salt, pepper, garlic powder, and paprika (if using). Place the fillets on the prepared baking sheet.

Bake the cod in the preheated oven for 12–15 minutes, or until the fish flakes easily with a fork. The internal temperature should reach 145°F (63°C).

While the cod is baking, whisk together Greek yogurt, mayonnaise (if using), dill, lemon juice, lemon zest, Dijon mustard, and minced garlic in a small bowl. Season with salt and pepper to taste. Cover and refrigerate until ready to serve.

Remove the cod from the oven and let it rest for a minute. Plate the fillets and drizzle the lemon-dill sauce over the top or serve it on the side. Garnish with fresh dill and lemon slices for presentation.

Essential Tips

Pat the cod dry

Ensure the cod fillets are thoroughly dried with a paper towel before seasoning. This step is crucial for achieving a crisp, golden crust when baked, rather than a steamed texture.

Don't skip the rest

Let the baked cod rest for 1-2 minutes after removing it from the oven. This allows the juices to redistribute, keeping the fish moist and tender when sliced.

Fresh dill works best

If possible, use fresh dill for the sauce-its bright, grassy notes are far more vibrant than dried dill. Store fresh dill in a damp paper towel in the fridge to extend its shelf life.

Sauce consistency control

Adjust the sauce thickness by thinning it with a splash of water or lemon juice if it's too thick after mixing. For a richer texture, add an extra teaspoon of mayonnaise.

Prep sauce ahead

The lemon-dill sauce can be made up to 24 hours in advance and stored in the fridge. The flavors meld beautifully, so it's even more delicious if given time to develop.

Smart Swaps & Variations

Dairy-free Swap Greek yogurt for coconut yogurt and mayonnaise for dairy-free mayo to keep the sauce creamy while accommodating dietary restrictions.

Spicy kick Add a pinch of red pepper flakes or a dash of hot sauce to the sauce for a subtle heat that complements the lemon and dill.

Herb swap Replace dill with fresh parsley or tarragon for a different but equally refreshing flavor profile-tarragon pairs especially well with lemon.

Pan-seared cod For a textural contrast, sear the cod in a hot skillet with olive oil for 2-3 minutes per side before baking to finish cooking.

What to Serve With This

Steamed asparagus and roasted baby potatoes for a classic, balanced plate.
A crisp arugula salad with shaved fennel, lemon vinaigrette, and toasted almonds for a fresh contrast.
Garlic naan or crusty sourdough bread to soak up any extra sauce.
A glass of Sauvignon Blanc or Pinot Grigio to complement the bright, citrusy flavors.

Storage & Reheating

Storage

Store leftover cod and sauce separately in airtight containers in the fridge for up to 2 days. The fish is best enjoyed fresh, but the sauce can be refrigerated for up to 3 days.

Reheating

Reheat the cod gently in a skillet over low heat with a splash of water or broth to prevent drying. Warm the sauce separately in a small pot over low heat, stirring to prevent curdling.

Expert Chef Tips

For extra depth in the cod's seasoning, marinate the fillets in the lemon zest, garlic, and olive oil mixture for 10 minutes before baking.
Use parchment paper for baking to ensure even cooking and easy cleanup-avoid foil, as it can cause the fish to steam rather than bake.
To check for doneness without a thermometer, insert a fork into the thickest part of the fillet. If it flakes easily and is opaque throughout, it's ready-overcooking is the enemy of tender cod.

Equipment You’ll Need

Baking sheet
Parchment paper (or lightly greased sheet pan)
Mixing bowl for the sauce
Pastry brush (for oiling the cod)
Meat thermometer (optional but recommended for precise doneness)

Nutritional Benefits

Cod is a lean protein, providing about 20 grams of protein per 6-ounce fillet with minimal saturated fat.
Greek yogurt in the sauce adds probiotics for gut health and boosts protein content compared to traditional mayo-based sauces.
Lemon zest and juice provide vitamin C and antioxidants, enhancing immune support and aiding in iron absorption from the fish.
Using olive oil instead of butter reduces the saturated fat content while adding heart-healthy monounsaturated fats.

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Frequently Asked Questions

Can I substitute another fish for cod?

Yes! Halibut, haddock, or mahi-mahi work well with similar baking times. Delicate fish like tilapia or flounder may cook faster, so check them at the 10-minute mark. Avoid oily fish like salmon, as they can overpower the light sauce.

What if I don't have fresh dill?

Dried dill can be used, but reduce it to 1 teaspoon and add it to the sauce while the cod is baking. For the best flavor, fresh herbs are ideal, but dried will still yield a tasty result.

Can I make this recipe ahead of time?

Yes! Bake the cod up to a day ahead and store it in the fridge. Reheat gently in a skillet with a splash of broth or water. Prepare the sauce fresh just before serving to maintain its vibrancy.

How do I prevent the sauce from separating?

Ensure all ingredients are at room temperature before mixing. If the sauce thickens too much in the fridge, whisk in a teaspoon of water or lemon juice to restore its creamy consistency.

Is this recipe gluten-free?

Yes, provided you use a gluten-free Dijon mustard (most are naturally gluten-free). Always check labels if you have celiac disease or a gluten sensitivity.

Can I freeze the baked cod?

It's not recommended to freeze the baked cod, as the texture becomes mushy upon thawing. The sauce can be frozen separately, but it may separate when reheated-stir well after thawing.

What's the best way to thaw frozen cod?

Thaw frozen cod overnight in the fridge on a plate to catch any liquid. For a quicker method, submerge the sealed fillets in cold water for 20-30 minutes, changing the water as needed.

Why does my cod taste bland?

Bland cod often results from under-seasoning or not patting it dry before baking. Ensure you season both sides generously with salt and pepper, and consider adding a squeeze of lemon juice after baking to brighten the flavor.