Seafood Crepes with Béchamel Sauce

Name: Seafood Crepes with Béchamel Sauce
Prep time: 20 min
Cook time: 20 min
Total time: 40 min
Cuisine: French
Ingredients: 2¼ cups all-purpose flour; ¾ tsp salt; ½ tsp baking powder; 3 cups milk; 3 eggs; 2 tbsp melted butter; 6 medium mushrooms, chopped; 3 tbsp green onions, sliced; 3 tbsp butter; 3½ cups cooked seafood (lobster, crab, scallops, shrimp), chopped; 8 oz cream cheese, cubed; ⅓ cup half-and-half or cream; 3 tbsp fresh parsley, chopped; 2 tbsp sherry wine (optional); 1 cup shredded Swiss cheese

Recipe by Jordan Avery · Updated July 2025

Seafood & Fish

There's something so comforting about a plate of golden crepes oozing with creamy seafood and melted Swiss cheese-it's like a warm hug from a Parisian bistro. Home cooks love this dish for its elegant simplicity, making it perfect for date nights, dinner parties, or even a special weekday treat. The béchamel sauce adds a luxurious richness, while the seafood brings a briny freshness that keeps every bite exciting. Whether you're impressing guests or treating yourself, these crepes deliver restaurant-quality flavor with minimal effort.

What Makes This Recipe Special

The béchamel sauce is enriched with cream cheese and half-and-half, creating a velvety texture that clings to the seafood without separating.
A splash of sherry wine in the filling adds a subtle depth of flavor, balancing the richness of the cheese and seafood.
The crepes are cooked in two stages: a quick flip in the pan for color, then a final bake with Swiss cheese on top for a gooey, bubbly finish.
Mushrooms and green onions are sautéed until deeply caramelized, adding an earthy sweetness that elevates the seafood filling.

⏱ 40 mins

French

Servings 8

Ingredients

2¼ cupsall-purpose flour

¾ tspsalt

½ tspbaking powder

3 cupsmilk

3 eggs

2 tbspmelted butter

6 mediummushrooms, chopped

3 tbspgreen onions, sliced

3 tbspbutter

3½ cupscooked seafood (lobster, crab, scallops, shrimp), chopped

8 ozcream cheese, cubed

⅓ cuphalf-and-half or cream

3 tbspfresh parsley, chopped

2 tbspsherry wine (optional)

1 cupshredded Swiss cheese

Nutrition

315 caloriesCalories

Per serving · Values are estimates

Instructions

In a bowl, whisk together the flour, salt, and baking powder. Add the milk, eggs, and melted butter, then whisk until thoroughly smooth. Heat an 8-inch skillet over medium heat and lightly brush it with butter. Pour in about ¼ cup of batter, swirling to coat the pan evenly. Cook until the top looks dry and the bottom is lightly golden, then flip and cook the other side. Stack cooked crepes on a plate. Place wax or parchment paper between layers if making ahead.

Melt butter in a skillet, then sauté mushrooms and green onions until tender. Add the chopped seafood, cream cheese, half-and-half, and parsley. Stir until the cream cheese melts and the mixture turns creamy. Stir in sherry wine, if using, for extra flavor.

Preheat your oven to 350°F (175°C). Spoon about ¼ cup of seafood filling onto each crepe. Roll them up and place seam-side down in a baking dish. Sprinkle shredded Swiss cheese over the top. Bake for about 20 minutes, until the cheese is melted and the crepes are heated through.

Essential Tips

Don't overmix the batter

Whisk the crepe batter just until smooth-tiny lumps are fine and will dissolve as the batter rests. Overmixing can make the crepes tough.

Use room-temperature ingredients

Cold eggs or milk can cause the batter to seize. Let everything sit out for 10 minutes before mixing for the smoothest batter.

Cook crepes on medium heat

Too hot and they'll burn before setting; too cool and they'll be gummy. Aim for a gentle sizzle when the batter hits the pan.

Rest the batter

Let the batter sit for 15-20 minutes before cooking. This hydrates the flour and relaxes the gluten, resulting in tender crepes.

Keep cooked crepes warm

Stack finished crepes on a plate, cover with a clean kitchen towel, and place in a low oven (200°F/95°C) to keep them pliable while you cook the rest.

Smart Swaps & Variations

Lobster-only luxury For an ultra-decadent version, replace all seafood with 3 cups of fresh lobster meat, poached in butter and lemon.

Spicy kick Add ½ tsp of smoked paprika or a pinch of cayenne to the béchamel sauce for a subtle heat that complements the seafood.

Cheese swap Use Gruyère or Comté instead of Swiss for a nuttier, more complex flavor that pairs beautifully with the seafood.

Vegetarian twist Omit the seafood and replace it with sautéed leeks, spinach, and mushrooms for a rich, umami-packed filling.

What to Serve With This

A crisp green salad with a lemon vinaigrette to cut through the richness of the crepes.
Steamed asparagus or haricots verts for a touch of elegance and crunch.
A glass of Chablis or Sauvignon Blanc to complement the seafood and béchamel.
Garlic bread or a warm baguette for soaking up any leftover sauce.

Storage & Reheating

Storage

Assembled crepes can be refrigerated in an airtight container for up to 2 days. Freeze uncooked crepes in a single layer, then transfer to a bag for up to 1 month.

Reheating

Bake frozen or refrigerated crepes at 350°F (175°C) for 10-15 minutes, covered with foil, until heated through. For best texture, avoid microwaving.

Expert Chef Tips

For extra-flavorful crepes, infuse the milk with a vanilla bean or a strip of lemon zest before mixing the batter.
Use a nonstick skillet for the easiest crepe release-just a light coating of butter is enough to prevent sticking.
If the filling is too thick, thin it with a splash of seafood stock or reserved pasta water to achieve a spoonable consistency.

Equipment You’ll Need

8-inch nonstick skillet (or crepe pan)
Whisk and large mixing bowl
Fine-mesh sieve or sifter
Baking dish (9x13-inch or similar)
Small saucepan for béchamel

Nutritional Benefits

A single serving (2 crepes) provides about 315 calories, with 20g of protein from the seafood and cheese, making it a balanced, satisfying meal.
The béchamel sauce is made with half-and-half, which adds calcium and vitamin D, while the seafood contributes heart-healthy omega-3 fatty acids.
Using Swiss cheese provides calcium and phosphorus, which support bone health, while the mushrooms add fiber and B vitamins for digestion.
The recipe can be adjusted to reduce sodium by using low-sodium seafood stock in the béchamel and omitting added salt in the crepe batter.

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Frequently Asked Questions

Can I make the crepes ahead of time?

Absolutely! Cook the crepes up to a day in advance and store them between sheets of parchment paper in the fridge. Reheat in the oven before filling to restore their soft texture.

What's the best seafood to use?

This recipe works best with a mix of delicate seafood like scallops, shrimp, and lump crab meat. Avoid overly firm fish like cod, as it can overpower the dish.

How do I prevent the crepes from tearing when rolling?

If a crepe cracks, don't worry-lay it flat, spread the filling in the center, and roll it gently. A little tear won't ruin the dish, but keeping the batter thin helps.

Can I substitute the sherry wine?

Yes! Use dry white wine, vermouth, or even a splash of lemon juice for acidity. If avoiding alcohol, skip it entirely-it's optional.

Why did my béchamel sauce separate?

Sauces can split if the heat is too high or if cold ingredients are added too quickly. To fix, whisk in a splash of warm milk or cream off the heat to bring it back together.

Can I use frozen seafood?

Frozen seafood works well if it's thawed and patted dry before cooking. Avoid pre-cooked frozen seafood, as it can become rubbery when reheated in the filling.

How do I reheat the assembled crepes without drying them out?

Cover the baking dish tightly with foil and reheat at 350°F (175°C) for 10-15 minutes. Uncover for the last 2 minutes to crisp the top.

What's the best way to chop the seafood?

Cut larger pieces of seafood into ½-inch chunks so they're easy to eat and evenly distributed in the filling. For lobster or crab, pick through the meat to remove any shells.