Name: Baked Fish with Lemon Cream Sauce Recipe
Prep time: 5 min
Cook time: 12 min
Total time: 17 min
Cuisine: Western
Ingredients: 4 x 150-180g (5-6 oz) fish fillets, about 1.5cm (1/2") thick, skinless and boneless; 50g (4 tbsp) unsalted butter; 1/4 cup heavy/thickened cream; 1-2 garlic cloves, minced; 1 tbsp Dijon mustard; 1 1/2 tbsp lemon juice; Salt and pepper, to taste; 1 1/2 tbsp eschallots (French onion), finely chopped; Fresh parsley; Lemon slices

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If you’re craving a dish that feels both fresh and indulgent, the Baked Fish with Lemon Cream Sauce Recipe is your new best friend in the kitchen. This one-baking-dish wonder comes together in just 15 minutes, combining tender, flaky fish fillets with a luscious, tangy cream sauce that sings with garlic and Dijon mustard. Bright lemon juice cuts through the richness, making every bite utterly irresistible. Whether you're after a quick weeknight supper or an elegant meal for guests, this recipe brings simplicity and sophistication to your table effortlessly.

Ingredients You'll Need

The image shows four raw pink fish fillets arranged in a row inside a white rectangular dish on the right side. On the left side, there is a white square plate holding several small clear glass bowls with different ingredients: one bowl has finely shredded white onions, another has yellow mustard, a third holds minced garlic, and a small white pitcher contains a pale yellow liquid, likely a sauce. Below the square plate, there is a whole lemon and another small white round plate with a few chunks of light yellow butter. All items are placed on a white marbled surface. Photo taken with an iphone --ar 4:5 --v 7

The magic of this Baked Fish with Lemon Cream Sauce Recipe lies in its handful of simple yet carefully chosen ingredients. Each one plays a vital role, from creating silky texture and rich flavor to adding a burst of brightness and fresh color.

Fish fillets (150-180g each): Skinless and boneless, these provide a tender, flaky canvas that soaks up all the wonderful sauce.

Unsalted butter (4 tbsp): Melts into the sauce, giving it a creamy, silky mouthfeel without overpowering the delicate fish.
Heavy cream (¼ cup): Adds thickness and richness, balancing the lemon’s acidity perfectly. You can substitute with alternatives like coconut cream for a twist.
Garlic cloves (1-2, minced): Infuse the dish with subtle, aromatic warmth that complements the creamy sauce beautifully.

Dijon mustard (1 tbsp): Brings a gentle tang and depth, elevating the sauce with a sophisticated bite.
Lemon juice (1 ½ tbsp): The star ingredient for that fresh, zesty contrast that keeps the dish bright and lively.
Salt and pepper: Essential seasonings that enhance all the flavors without stealing the show.

Eschallots (1 ½ tbsp, finely chopped): These French onions add a mild sweetness and delicate crunch when sprinkled on top.
Fresh parsley and lemon slices: Perfect for garnish, adding vibrant color and an extra hint of citrus aroma.

How to Make Baked Fish with Lemon Cream Sauce Recipe

Step 1: Prep the Oven and Fish

Start by preheating your oven to 200°C (390°F). This high heat ensures that the fish cooks quickly and evenly, preserving its moisture. Place your fish fillets in a baking dish with space between each piece so they don’t steam and lose that lovely, flaky texture. Lightly season both sides of the fillets with salt and pepper to awaken their natural flavor.

Step 2: Make the Creamy Sauce

Combine butter, heavy cream, minced garlic, Dijon mustard, lemon juice, salt, and pepper in a microwave-safe bowl or jug. Gently melt and meld the ingredients by microwaving for two bursts of 30 seconds, stirring in between until silky smooth. This quick method saves time but you get a sauce that’s luxuriously flavorful, with just the right balance of richness and brightness.

Step 3: Assemble and Bake

Sprinkle the finely chopped eschallots evenly over the fish — their sweet crunch adds a lovely textural contrast to the soft fillets. Pour your luscious lemon cream sauce over everything, making sure each fillet gets coated. Pop the dish into the oven and bake for 10 to 12 minutes. The fish will turn opaque and tender, soaking in the sauce’s vibrant flavors as it cooks.

Step 4: Finish and Serve

Once baked, transfer the fish fillets to serving plates and spoon over any remaining sauce from the baking dish. Garnish with a generous sprinkle of fresh parsley and a few lemon wedges to brighten every bite. The fragrance alone will have your mouth watering!

How to Serve Baked Fish with Lemon Cream Sauce Recipe

The image shows four pieces of fish fillets covered in a creamy sauce with small green herb bits scattered on top. Each fillet is topped with a thin lemon slice. The sauce is light yellow with a smooth texture, spread evenly around and on the fish. A silver fork is partially visible, holding one piece of fish. The dish is placed on a white marbled surface. photo taken with an iphone --ar 4:5 --v 7

Garnishes

Adding fresh parsley and lemon slices really brings this dish to life. The green parsley adds a pop of color and a mild herbaceous note, while the lemon slices provide a zesty kick that guests can squeeze on top for extra zing. A few freshly cracked black peppercorns on the final plate also add subtle heat and enhance the sauce’s flavors.

Side Dishes

This Baked Fish with Lemon Cream Sauce Recipe pairs beautifully with light, fresh sides. Steamed green beans or sautéed asparagus work wonders, offering crisp textures that complement the creamy fish. For something heartier, fluffy mashed potatoes or buttery rice pilaf soak up the sauce perfectly, creating a comforting, well-rounded meal.

Creative Ways to Present

Serve the fish on a bed of wilted spinach or kale for a nutritious boost and a vivid green canvas that contrasts beautifully with the pale sauce. For a more festive occasion, plate the fish alongside roasted cherry tomatoes or carrots for bursts of natural sweetness that add a colorful touch to the table.

Make Ahead and Storage

Storing Leftovers

If you’re lucky enough to have leftovers, store them in an airtight container in the refrigerator for up to 2 days. Keeping the fish chilled helps maintain the cream sauce’s fresh lemon flavor and buttery texture, so your next meal feels just as satisfying.

Freezing

Baked fish dishes with creamy sauces are best enjoyed fresh, but if needed, freeze in a sealed container for up to one month. Be aware that the cream sauce may separate slightly upon thawing, so gently reheat and stir well before serving.

Reheating

Reheat leftovers gently in a low oven or on the stovetop with a splash of cream or milk to revive the sauce’s creaminess. Avoid high heat to keep the fish moist and tender, and stir the sauce occasionally so it doesn’t break apart.

FAQs

Can I use other types of fish for this recipe?

Absolutely! This recipe works wonderfully with firm white fish like cod, haddock, or halibut. Just make sure your fillets are roughly the same thickness so they cook evenly.

What can I substitute for heavy cream?

If you want a lighter option, full-fat coconut milk or Greek yogurt can be used, though the flavor and texture will change slightly. For dairy-free alternatives, plant-based creams work well too.

Is Dijon mustard necessary?

Dijon mustard adds a subtle tang and depth that lifts the sauce. If you don’t have it on hand, a mild yellow mustard or a teaspoon of prepared horseradish can work as alternatives.

How do I know when the fish is done?

The fish is perfectly cooked when it flakes easily with a fork and is opaque throughout, typically after 10 to 12 minutes at 200°C. Overcooking can make it dry, so keep a close eye.

Can I make this recipe dairy-free?

Yes. Use dairy-free butter and substitute the cream with coconut cream or a similar plant-based alternative. The lemon and mustard flavors will still shine through beautifully.

Final Thoughts

There’s something truly special about the simplicity and elegance of the Baked Fish with Lemon Cream Sauce Recipe. It’s a dish that makes every mealtime feel a little more luxurious without demanding hours in the kitchen. Whether you’re treating yourself on a busy weeknight or serving friends around the table, this is one recipe you’ll find yourself returning to again and again. Give it a try—you won’t regret it!

Baked Fish with Lemon Cream Sauce Recipe

Ingredients You'll Need