Name: Crab-Stuffed Flounder Recipe
Prep time: 20 min
Cook time: 25 min
Total time: 45 min
Cuisine: American
Ingredients: 3 tablespoons unsalted butter (divided); 1 medium shallot (finely chopped); 3 tablespoons finely chopped red bell pepper; 2 tablespoons chopped fresh parsley (divided); 1/2 teaspoon Worcestershire sauce; 1 tablespoon mayonnaise; 1/4 teaspoon dry mustard; 1/2 teaspoon Old Bay seasoning (plus 1/8 teaspoon); Cayenne pepper (to taste and tolerance); 4 Saltine crackers (finely crushed); 1/2 cup lump crabmeat; Salt and freshly ground black pepper (to taste); 2 (6-8 ounce) flounder fillets (rinsed and patted dry); 1/2 cup dry white wine; 1/4 cup heavy cream; 2 teaspoons all-purpose flour; Lemon wedges (for serving)

Jump to Recipe· 4.2 from 61 reviews

If you are looking for a dish that feels like a special occasion but is simple enough for a weeknight, this Crab-Stuffed Flounder Recipe is absolutely a showstopper. Imagine tender flounder fillets wrapped around a luxurious and perfectly seasoned crab filling, baked to perfection with a creamy, buttery white wine sauce that brings out the best flavors of the sea. It’s a delightful balance of lightness and richness that will have your taste buds dancing and your guests asking for seconds. This recipe is not only delicious but also a wonderful way to elevate your seafood game in a charming, manageable way.

Ingredients You’ll Need

A clear glass bowl sits on a white marbled surface, holding seven separate ingredients arranged in small piles inside. At the top center, there is light shredded chicken with a soft texture. To the right of the chicken, there is a pale beige powder. Below that is a fresh green chopped herb group with a leafy texture. Next to the herb, at the bottom right, lies a mixture of finely chopped red and orange vegetables and onions, showing a moist and colorful look. At the bottom center, a dollop of creamy light yellow mayonnaise-like sauce is present. To the left of the sauce, there is a dark brown powdered spice. Above that, on the left edge, is a pile of light beige breadcrumbs. Finally, above the breadcrumbs, a darker red-brown spice completes the circle of ingredients. photo taken with an iphone --ar 4:5 --v 7

Every ingredient in this Crab-Stuffed Flounder Recipe plays an essential role, from the fresh herbs to the subtle kick of Old Bay seasoning. These ingredients come together to create a perfect balance of flavors, textures, and colors—simple and straightforward, yet incredibly flavorful.

Cooking spray: To ensure your fish doesn’t stick and to keep the baking dish clean.

Unsalted butter (3 tablespoons, divided): Adds richness and a silky palate to both the filling and the sauce.
Medium shallot (finely chopped): Delivers a mild, sweet onion flavor that’s softer than its raw counterpart.
Red bell pepper (3 tablespoons, finely chopped): Offers a pop of vibrant color and gentle sweetness.

Fresh parsley (2 tablespoons, chopped, divided): Brings freshness and herbal brightness, balancing the richness.
Worcestershire sauce (1/2 teaspoon): Infuses a subtle umami depth, enhancing the crab’s natural flavor.
Mayonnaise (1 tablespoon): Binds the filling while adding creaminess.
Dry mustard (1/4 teaspoon): Provides a gentle tang and complexity.

Old Bay seasoning (1/2 teaspoon plus 1/8 teaspoon): Classic seafood seasoning adding that familiar kick and aroma.
Cayenne pepper (to taste): Just a pinch for warmth without overwhelming the delicate seafood.
Saltine crackers (4, finely crushed): Adds subtle texture and helps hold the filling together.

Lump crabmeat (1/2 cup): The star of the dish, tender and sweet.
Salt and freshly ground black pepper: To taste, perfect seasoning is key.
Flounder fillets (2, 6-8 ounces each, rinsed and patted dry): Mild, flaky fish that makes the perfect vessel for the crab stuffing.

Dry white wine (1/2 cup): Gives a subtle acidity and brightness to the sauce.
Heavy cream (1/4 cup): Creates a luscious, velvety sauce.
All-purpose flour (2 teaspoons): Thickens the sauce just right.
Lemon wedges: For a fresh, citrusy finish that lifts the entire dish.

How to Make Crab-Stuffed Flounder Recipe

Crab-Stuffed Flounder Recipe - Recipe Image

Step 1: Prepare Your Oven and Baking Dish

Start by preheating your oven to 400 degrees Fahrenheit. Spraying an 11 x 7-inch baking dish with cooking spray makes cleanup easier and prevents sticking when you bake your rolled fish fillets.

Step 2: Sauté Aromatics for Maximum Flavor

Melt 2 tablespoons of butter in a skillet over medium heat. Add the finely chopped shallot and red bell pepper, cooking gently for 4 to 5 minutes until soft and fragrant. Make sure to avoid browning so those delicate flavors shine through. Transfer everything, butter included, to a mixing bowl where the filling will come together.

Step 3: Mix the Crab Filling

Add 1 1/2 tablespoons of fresh parsley, Worcestershire sauce, mayonnaise, dry mustard, 1/2 teaspoon Old Bay seasoning, cayenne pepper according to your heat preference, crushed saltine crackers, and the lump crabmeat into the bowl with the softened veggies. Stir carefully but thoroughly. Taste and adjust seasoning with salt and freshly ground black pepper—this mixture should be vibrant and balanced.

Step 4: Roll and Stuff the Flounder

Flip the flounder fillets so the skin-side is up. Place an equal amount of crab filling along the center of each fillet, then roll them carefully. You can secure the rolls with a toothpick if they’re shy about staying put. Set the fish rolls in your prepared baking dish.

Step 5: Prepare the Creamy White Wine Sauce

Whisk together dry white wine, heavy cream, all-purpose flour, and the remaining 1/8 teaspoon of Old Bay seasoning until smooth. Pour this luscious mixture around the fish rolls in the baking dish. Then dot the fillets with the remaining 1 tablespoon of butter for richness that melts into the sauce during baking.

Step 6: Bake Until Perfect

Place the baking dish in your preheated oven. Bake uncovered for 20 to 25 minutes until the sauce is bubbling enticingly and an instant-read thermometer reads 155 degrees Fahrenheit at the center of the stuffing, guaranteeing fully cooked crab and fish with a tender, juicy texture.

Step 7: Finish and Serve

Transfer the fish rolls to a platter or individual plates. Stir the sauce in the baking dish to incorporate the melted butter and drizzle it over your fish. Garnish generously with the remaining fresh parsley and serve with bright lemon wedges for that final zing.

How to Serve Crab-Stuffed Flounder Recipe

Garnishes

A sprinkle of fresh chopped parsley not only brings an inviting color contrast but also a fresh, herbal brightness that cuts through the creamy richness. Don’t forget the lemon wedges—they add a refreshing citrus pop that perfectly complements the crab and sauce.

Side Dishes

This elegant Crab-Stuffed Flounder Recipe pairs beautifully with simple sides that won’t steal the spotlight. Think light, fluffy rice pilaf or herbed couscous to soak up every drop of that exquisite sauce. Steamed asparagus or a crisp green salad with a lemon vinaigrette keeps the meal feeling fresh and balanced.

Creative Ways to Present

For a dinner party, consider serving the Crab-Stuffed Flounder Recipe on a bed of baby spinach or mixed greens. You might also top each roll with a thin, crispy fried shallot or a delicate drizzle of herb oil for an extra layer of elegance that will wow any guest.

Make Ahead and Storage

Storing Leftovers

If you’re lucky enough to have leftovers, store the Crab-Stuffed Flounder Recipe in an airtight container in the refrigerator. It’s best eaten within two days to enjoy the freshness of the crab and fish.

Freezing

While this dish is best fresh, you can freeze the rolled fillets without sauce, tightly wrapped in plastic wrap and foil. Freeze for up to one month. Thaw overnight in the refrigerator before baking with the sauce for a quick, impressive meal later.

Reheating

To reheat, place the fish and sauce in a baking dish and warm in a 325-degree Fahrenheit oven until heated through, about 15 minutes. Avoid microwaving to keep the fish from drying out and the sauce creamy.

FAQs

Can I use imitation crab meat for this recipe?

While fresh lump crabmeat is preferred for its texture and flavor, you can use imitation crab if needed. Just be aware it will alter the taste and may be less delicate. Adjust seasoning accordingly.

What if I don’t have Old Bay seasoning?

You can substitute with a mix of paprika, celery salt, black pepper, cayenne, and dried thyme to replicate the flavor. It’s worth making a homemade blend if you enjoy seafood dishes often.

Can I prepare the stuffing ahead of time?

Absolutely! The crab filling can be mixed up to a day ahead and stored in the refrigerator. Just call for fresh mixing before stuffing to keep the flavors bright and the texture perfect.

Is it okay to use other types of fish?

Flounder’s mild flavor and soft texture are ideal for this stuffing, but you could try similar flakey fish like sole or tilapia. Just keep an eye on cooking times as they may vary.

How do I know when the Crab-Stuffed Flounder Recipe is fully cooked?

The safest way is to use an instant-read thermometer. The stuffing’s center should reach 155 degrees Fahrenheit, ensuring the crab and fish are cooked through but still moist and tender.

Final Thoughts

I can’t recommend this Crab-Stuffed Flounder Recipe enough for anyone who loves seafood that feels both indulgent and approachable. The way the delicate flounder embraces that savory crab filling, all bathed in that dreamy cream and wine sauce, is simply irresistible. Give it a try—you might just find your new favorite meal to savor and share!