Fantastic Lemon Butter Fillet is an easy baked cod recipe featuring tender, flaky fish covered in a rich garlic lemon butter sauce. Fresh lemon, garlic, parsley, and lemon pepper give mild cod a bright, savory flavor without requiring complicated preparation.
Ready in around 30 minutes, this lemon butter cod is an excellent choice for a quick family dinner. Pair it with rice, potatoes, or vegetables for a simple and satisfying meal.
Why You’ll Love This Recipe
The combination of butter, fresh lemon, and garlic creates a flavorful sauce that complements cod without overpowering its delicate taste. Lemon pepper adds another layer of citrus and gentle spice.
Preparation is straightforward and family-friendly. The sauce comes together in one saucepan, the cod cooks in the oven, and there is very little hands-on work.
It’s also versatile. The same garlic lemon butter technique can work with several varieties of mild white fish, making this a useful recipe to keep in your dinner rotation.
Ingredients

- 1/2 cup butter
- Juice of 1 lemon
- 1 teaspoon salt
- 1 teaspoon ground black pepper
- 1/2 teaspoon dried parsley
- 3 cloves garlic, minced
- 6 cod fillets, 4 oz each
- 2 tablespoons lemon pepper seasoning
Instructions
- Preheat the oven to 350°F (175°C). Lightly grease a medium baking dish or baking sheet.
- Melt the butter in a medium saucepan over medium heat.
- Add the fresh lemon juice, salt, black pepper, dried parsley, and minced garlic. Stir until combined.
- Bring the mixture to a gentle simmer. Cook for several minutes, stirring occasionally, until fragrant and slightly reduced. Avoid aggressively boiling or browning the butter.
- Pat the cod fillets dry with paper towels and arrange them in a single layer in the prepared baking dish.
- Spoon approximately half of the lemon garlic butter evenly over the fish.
- Sprinkle the cod with lemon pepper seasoning.
- Cover the baking dish loosely with foil and bake the Fantastic Lemon Butter Fillet for approximately 15–20 minutes, depending on the thickness of the fillets.
- The cod is ready when it turns opaque and flakes easily at its thickest point. For food safety, fish should reach an internal temperature of 145°F (63°C).
- Spoon the remaining warm garlic lemon butter over the baked cod and serve immediately.

Tips & Tricks
Pat the cod dry before seasoning. Removing excess surface moisture helps the lemon butter cling to the fillets instead of becoming watery.
Fish thickness matters more than exact cooking time. Start checking thinner fillets early because overcooked cod can quickly become dry.
Use fresh lemon juice for the brightest flavor. A little freshly grated lemon zest can also be added to the finished fish for extra citrus aroma.
Be careful with additional salt if your lemon pepper seasoning already contains sodium. Taste the sauce before adding the full amount of salt.
For a lighter lemon butter cod, reduce the amount of butter slightly and add a small splash of halal-friendly vegetable or chicken broth.
Fresh parsley can replace dried parsley. Sprinkle it over the fish after baking for additional color and freshness.
Details
Prep Time: 10 minutes
Cook Time: 20 minutes
Total Time: 30 minutes
Yield: 6 servings
Category: Main Course
Method: Baking
Cuisine: American-Inspired
Difficulty: Easy
Dietary Notes: Halal-friendly, pescatarian, gluten-free when seasonings are certified gluten-free

Notes
Cod works particularly well because of its mild flavor and flaky texture. Haddock, pollock, or another firm white fish can also be used, although cooking times may vary.
Serve this baked cod with steamed rice, roasted potatoes, mashed potatoes, asparagus, broccoli, green beans, or a crisp salad.
For extra freshness, garnish the finished fish with fresh parsley and thin lemon slices just before serving.
Nutrition
Approximate nutrition per serving:
Calories: 280–320 kcal
Protein: 25–28 g
Carbohydrates: 2–3 g
Fat: 20–23 g
Nutrition values are estimates and will vary depending on the butter, fish, and seasonings used.
FAQ
What is Fantastic Lemon Butter Fillet?
Fantastic Lemon Butter Fillet is baked cod topped with a savory sauce made from butter, fresh lemon juice, garlic, parsley, and seasonings. The fish is baked until tender and flaky, then finished with additional lemon butter sauce.
How long should I bake cod at 350°F?
A typical cod fillet takes approximately 15–20 minutes at 350°F, although the exact time depends on thickness. The fish should be opaque, flake easily, and reach 145°F (63°C) internally.
Can I use frozen cod fillets?
Yes. Thaw frozen cod completely in the refrigerator and pat it thoroughly dry before adding the lemon butter sauce and seasonings. Excess moisture from frozen fish can dilute the sauce.
What other fish can I use for this lemon butter recipe?
Haddock, pollock, halibut, or another mild white fish can work. Since thickness varies between fish and individual fillets, adjust the baking time accordingly.
Why is my baked cod watery?
Fish naturally releases some moisture as it cooks. Starting with completely thawed cod and patting each fillet dry before baking can reduce excess liquid.
What goes well with lemon butter cod?
Rice, roasted potatoes, mashed potatoes, asparagus, broccoli, green beans, zucchini, and fresh salad all complement the buttery citrus flavors.
Storage
Let leftover cod cool, then transfer it to an airtight container and refrigerate for up to 3 days.
Cooked fish can be frozen, although its texture may become softer after thawing. If freezing, store the cooled fillets in a freezer-safe container for up to 2 months and thaw overnight in the refrigerator.
For the best results, reheat the fish gently in a covered baking dish at 300–325°F (150–165°C) until warmed through. Add a small spoonful of lemon butter before reheating to help keep the fish moist.
Avoid repeatedly reheating cod, as this can make its delicate texture dry and tough.

Similar Recipes

Fantastic Lemon Butter Fillet – Easy Baked Cod
Ingredients
- 1/2 cup butter
- Juice of 1 lemon
- 1 teaspoon salt
- 1 teaspoon ground black pepper
- 1/2 teaspoon dried parsley
- 3 cloves garlic minced
- 6 cod fillets 4 oz each
- 2 tablespoons lemon pepper seasoning
Instructions
- Preheat the oven to 350°F (175°C). Lightly grease a medium baking dish or baking sheet.
- Melt the butter in a medium saucepan over medium heat.
- Add the fresh lemon juice, salt, black pepper, dried parsley, and minced garlic. Stir until combined.
- Bring the mixture to a gentle simmer. Cook for several minutes, stirring occasionally, until fragrant and slightly reduced. Avoid aggressively boiling or browning the butter.
- Pat the cod fillets dry with paper towels and arrange them in a single layer in the prepared baking dish.
- Spoon approximately half of the lemon garlic butter evenly over the fish.
- Sprinkle the cod with lemon pepper seasoning.
- Cover the baking dish loosely with foil and bake the Fantastic Lemon Butter Fillet for approximately 15–20 minutes, depending on the thickness of the fillets.
- The cod is ready when it turns opaque and flakes easily at its thickest point. For food safety, fish should reach an internal temperature of 145°F (63°C).
- Spoon the remaining warm garlic lemon butter over the baked cod and serve immediately.
Notes
Conclusion
Fantastic Lemon Butter Fillet is proof that a flavorful seafood dinner doesn’t need an extensive ingredient list. Tender baked cod, fresh lemon, melted butter, garlic, and seasonings come together to create a bright and comforting dish.
With about 10 minutes of preparation and a short baking time, this easy baked cod is practical enough for weeknight dinners while still looking impressive on the table.

