If you’re on the hunt for a simple yet irresistibly flavorful dinner, this Lemon Butter Baked White Fish Recipe is a total game-changer. It’s light, zesty, and perfectly buttery, making each bite a mouthwatering celebration of fresh seafood done right. From the tangy lemon juice to the rich butter melting over flaky white fish, this dish effortlessly combines bright and comforting flavors that come together in under 20 minutes. It’s one of those recipes that feels special but is so easy to pull off, even on a busy weeknight.

Ingredients You’ll Need

A white rectangular baking dish holds three raw white fish fillets laid side by side. The fillets have a smooth, slightly glossy texture and are garnished unevenly with small light yellow butter chunks on top. One fillet is fully covered with thin round lemon slices in overlapping rows, showing a bright pale yellow color with a translucent, juicy texture. Another fillet has scattered lemon slices nearby, while a woman's hands hold and place fresh lemon slices above the fillets. The dish sits on a white marbled tiled surface, adding a clean, bright background. Photo taken with an iphone --ar 4:5 --v 7

Gathering the right ingredients is key to bringing out the best in your Lemon Butter Baked White Fish Recipe. Each component plays a crucial role in building layers of flavor, balance, and enticing texture.

  • Fresh cod fillets (1½ pounds): Opt for fresh, flaky white fish to get that tender and delicate texture that melts in your mouth.
  • Lemon juice (juice of 1 lemon): Freshly squeezed for a bright, tangy punch that wakes up the fish without overpowering it.
  • Salt (1 teaspoon): Enhances all the natural flavors and seasons the fish perfectly.
  • Garlic powder (1 teaspoon): Adds a subtle depth and savory note that complements the citrus and butter.
  • Cracked black pepper (¼ teaspoon): Just enough to give a gentle kick and aroma.
  • Butter (¼ cup, cut into cold squares): Butter adds richness and helps create that luscious sauce as it melts over the fish.
  • Lemon rounds (1 lemon, thinly sliced): Placed on top for a gorgeous presentation and an extra burst of fresh lemon flavor as they roast.

How to Make Lemon Butter Baked White Fish Recipe

Step 1: Preheat and Prep

Start by setting your oven to 375°F to get it ready for the perfect baking temperature. Meanwhile, pat the fish dry with a paper towel—removing excess moisture helps the flavors adhere better and prevents sogginess.

Step 2: Season the Fish

Place the cod fillets in a baking dish or on a rimmed baking sheet. Drizzle them evenly with the fresh lemon juice, ensuring every piece gets a zingy citrus boost. Sprinkle the salt, cracked black pepper, and garlic powder evenly over the fillets so each bite is perfectly seasoned.

Step 3: Butter and Lemon Topping

Strategically place small pats of cold butter on top of the fish. These little knobs will slowly melt during baking, enriching the fillets with silky, buttery goodness. Then, lay thin slices of lemon over the top—it not only amps up the flavor but also gives your dish a beautiful finishing touch.

Step 4: Bake to Perfection

Pop the baking dish into the oven and bake for about 13 minutes. The fish will be cooked through when it’s opaque and flakes easily with a fork. The lemon and butter create a delightful aroma that fills your kitchen, signaling that dinner is just minutes away.

How to Serve Lemon Butter Baked White Fish Recipe

The image shows four pieces of cooked white fish fillets placed on a round white plate. Each fillet has a slightly golden brown top layer with a smooth, moist texture. The fillets vary in size, arranged side by side going from smaller to larger from left to right. The plate sits on a white marbled surface with some visible texture. The overall color palette includes creamy white and light golden brown tones. photo taken with an iphone --ar 4:5 --v 7

Garnishes

Adding fresh garnishes can elevate this dish to an elegant meal. A sprinkle of chopped fresh parsley or dill adds a burst of color and herbaceous freshness. For an extra zing, a few extra lemon wedges on the side let everyone squeeze more citrus over their serving.

Side Dishes

This Lemon Butter Baked White Fish pairs beautifully with simple sides that complement but don’t overwhelm. Think fluffy steamed rice, garlic mashed potatoes, or a crisp green salad with vinaigrette. Roasted asparagus or sautéed green beans also bring color and crunch to the plate.

Creative Ways to Present

For a bit of flair, serve the fish on a bed of wilted spinach or place it atop lemon-infused couscous. You can also plate each fillet individually with a drizzle of the buttery pan juices and a lemon slice perched on top, making for impressive yet effortless presentation.

Make Ahead and Storage

Storing Leftovers

If you have any leftovers, store them in an airtight container in the refrigerator within two hours of cooking. The fish will stay fresh for up to two days. Try to separate any buttery sauce so it doesn’t soak into the fish too much, maintaining texture.

Freezing

Freezing this dish isn’t ideal due to the butter and lemon, which can change texture upon thawing. However, if you want to freeze the uncooked seasoned fish, wrap it tightly in plastic wrap and foil, then freeze for up to one month. Thaw in the fridge before baking.

Reheating

When reheating leftover cooked fish, do so gently to avoid drying it out. Warm it in a low oven (around 275°F) for about 10 minutes, tented with foil to retain moisture. Avoid the microwave if possible, as it can cause uneven heating and affect texture.

FAQs

Can I use other types of white fish in this recipe?

Absolutely! While cod is fantastic because of its flaky texture, you can also use haddock, halibut, or tilapia depending on availability and personal preference. The cooking time may vary slightly based on thickness.

Is it possible to make this recipe dairy-free?

Yes, you can substitute the butter with a dairy-free alternative like olive oil or a plant-based margarine. This will still impart richness but with a different flavor profile.

How do I know when the fish is fully cooked?

The fish is done when it turns opaque and flakes easily with a fork. Typically, baking at 375°F should take about 13 minutes for fillets around an inch thick. Avoid overcooking to keep it tender and juicy.

Can I prepare the fish ahead of time before baking?

You can season the fish and arrange the lemon slices and butter on it up to a few hours before baking. Keep it covered in the fridge, then bake when ready. Avoid doing this too far in advance to prevent the fish from becoming mushy.

What side dishes complement this Lemon Butter Baked White Fish Recipe best?

Simple, fresh sides work best here, such as steamed vegetables, light salads, or grains like quinoa or rice. The goal is to keep the flavors balanced and not compete with the delicate fish.

Final Thoughts

This Lemon Butter Baked White Fish Recipe has quickly become one of my go-to meals whenever I want something impressive yet effortless. Its bright lemon notes paired with luscious butter create a harmony of flavors that feels both comforting and refreshing. I can’t wait for you to try it and enjoy this delicious seafood delight with your loved ones.

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Lemon Butter Baked White Fish Recipe

Lemon Butter Baked White Fish Recipe

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4.3 from 81 reviews

A simple and delicious Lemon Butter Baked White Fish recipe featuring tender cod fillets baked with fresh lemon juice, garlic, and butter for a flaky, flavorful meal ready in under 20 minutes.

  • Total Time: 18 minutes
  • Yield: 4 servings

Ingredients

Fish and Seasoning

  • pounds fresh cod fillets (or another flaky white fish)
  • Juice of 1 lemon
  • 1 teaspoon salt
  • 1 teaspoon garlic powder
  • ¼ teaspoon cracked black pepper

Butter and Garnish

  • ¼ cup (4 tablespoons) butter, cut into cold squares
  • 1 lemon, cut into thin rounds

Instructions

  1. Preheat Oven: Preheat your oven to 375°F to prepare for baking the fish.
  2. Prepare Fish: Pat the cod fillets dry with a paper towel to remove excess moisture. Place the fish in a baking dish or on a rimmed baking sheet. Drizzle evenly with the juice of one lemon and sprinkle the salt, cracked black pepper, and garlic powder over the fillets for seasoning.
  3. Add Butter and Lemon: Distribute the cold butter squares and lemon slices evenly over the top of each piece of fish. This will melt and infuse the fish with rich lemon-butter flavor as it bakes.
  4. Bake the Fish: Bake the fish at 375°F for about 13 minutes until the fish is cooked through, tender, and easily flakes with a fork. Remove from oven and serve immediately, garnished with additional lemon if desired.

Notes

  • To ensure even cooking, try to use fish fillets of similar thickness.
  • If cod is unavailable, substitute with other flaky white fish like haddock, halibut, or tilapia.
  • Make sure the butter is cold to create little pockets of richness as it melts slowly over the fish during baking.
  • Cooking time may vary slightly depending on the thickness of the fish fillets.
  • Serve with steamed vegetables or a fresh salad for a light, balanced meal.
  • Author: Madelynn
  • Prep Time: 5 minutes
  • Cook Time: 13 minutes
  • Category: Main Course
  • Method: Baking
  • Cuisine: American

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