Indulgent Crab Stuffed Shells with Creamy Alfredo: A Decadent Seafood Pasta Recipe
Prepare to elevate your dinner experience with these luxurious Crab Stuffed Shells, a dish that perfectly marries the delicate sweetness of crab with a rich, cheesy filling and a luscious alfredo sauce. Nestled within jumbo pasta shells, this inspired creation features succulent lump crab meat, crisp apple, and savory bacon, offering a symphony of textures and flavors. It’s a celebration of the unique salty-sweet nature of crab, transformed into a comforting yet elegant pasta dinner that promises to impress.

Why You’ll Fall in Love with This Crab Stuffed Shells Recipe
This recipe goes beyond a simple pasta dish; it’s an experience. At its heart lies succulent crab meat, renowned for its beautiful, inherent salty-sweetness. This natural sweetness is a gift from the ocean, subtly varying depending on the crab’s proximity to molting and shedding its old shell, while the saltiness is, of course, a direct echo of its marine habitat.
In crafting these crab stuffed shells, the goal was to not just feature, but truly *accentuate* both the natural sweetness and saltiness of the crab. This is achieved through the clever addition of just a touch of apple and bacon. These ingredients are added sparingly, ensuring they complement rather than overpower the delicate crab flavor. The apple introduces a crisp, subtle tartness that brightens the overall profile, while the bacon provides a savory, smoky counterpoint and a delightful textural crunch. Together, they create an incredibly delicious bite that highlights the crab’s complexity.
And let’s not overlook the vibrant contribution of green onion! Its sharp, fresh bite acts as a perfect foil for the richness of the creamy alfredo sauce, cutting through the decadence and adding a crucial layer of freshness that elevates the entire dish. This thoughtful combination of ingredients ensures every forkful is balanced, flavorful, and utterly satisfying, making it a standout dish for any occasion, from a special celebration to a gourmet weeknight treat.

The Secret Behind Irresistible Crab Stuffed Shells: Ingredients Deep Dive
The quality and selection of your ingredients are paramount to achieving the ultimate flavor profile in this dish. While the complete listing and proportions are available in the recipe card below, let’s dive into some key components.
Selecting the Perfect Crab Meat
For a dish where crab is the star, don’t compromise on quality. Head straight to the fresh seafood counter – steer clear of canned crab typically found in the grocery aisle alongside tuna or sardines. At the seafood counter, you’ll generally find three main types: claw meat ($), lump crab meat ($$), and jumbo lump crab meat ($$$). For this recipe, we highly recommend **lump crab meat**. It strikes the perfect balance between flavor, texture, and cost. Lump crab offers substantial, flaky pieces that hold up beautifully in the filling, providing a satisfying bite without being overly delicate or exorbitantly expensive like jumbo lump, and without the finer texture of claw meat.
Choosing Your Cheeses
Cheese plays a vital role in the richness and flavor of the filling. For Parmesan, always opt for real, freshly grated Parmigiano-Reggiano cheese. Its sharp, nutty, and salty notes are incomparable to pre-grated varieties and will melt more smoothly. For the cheddar, Vermont sharp white cheddar cheese is ideal, offering a distinctive tang and creaminess. Shred it yourself using the large holes of a cheese grater for the best texture and melt. If Vermont white cheddar isn’t available, a good quality regular sharp cheddar can be an excellent substitute, ensuring that robust cheese flavor remains.
The Unexpected Heroes: Apple and Bacon
While seemingly unconventional, the Granny Smith apple and crispy bacon are critical to enhancing the crab’s natural profile. The finely diced Granny Smith apple provides a subtle, crisp sweetness and a touch of tartness that beautifully complements the crab’s inherent sweetness, preventing the dish from becoming overly rich. The cooked and crumbled bacon introduces a smoky, salty depth and a satisfying crunch, adding another layer of texture and complexity that elevates the entire filling. These additions are carefully balanced to highlight, not overwhelm, the delicate crab.
A Touch of Freshness: Green Onion and Parsley
Fresh herbs and aromatics are essential for brightening the dish. Thinly sliced green onion offers a mild, pungent kick that cuts through the richness of the alfredo sauce and the cheesy filling, adding a much-needed zing. Fresh flat-leaf parsley contributes a clean, herbaceous note, bringing an element of freshness that rounds out the flavors. Don’t skip these; they are small additions that make a big impact on the overall balance and vibrancy of the dish.

Mastering the Art of Crab Stuffed Shells: Step-by-Step Guide
One of the true beauties of this indulgent recipe is its surprising ease of preparation. Despite its gourmet appeal, making these crab stuffed shells is a straightforward process. While the full, detailed instructions are in the recipe card below, here’s an overview of the key stages involved in bringing this delightful dish to life:
- Prepare the Crab Filling: A simple combination of flavors that come together quickly.
- Whip Up the Alfredo Sauce: A creamy foundation that ties everything together.
- Cook the Pasta Shells: Jumbo shells cooked perfectly to hold their delicious filling.
- Assemble with Care: Filling and arranging the shells for baking.
- Bake to Perfection & Serve: Heating through and finishing with fresh garnishes.
Crafting the Perfect Crab Filling
Begin by preparing your crab filling. In a medium mixing bowl, combine the finely diced Granny Smith apple with fresh lemon juice; this prevents browning and adds a zesty note. Then, carefully fold in the cooked lump crab meat, half of your crumbled bacon (reserving the rest for garnish), melted unsalted butter, thinly sliced green onion, chopped fresh flat-leaf parsley, prepared horseradish, freshly grated Parmesan cheese, shredded Vermont sharp white cheddar, and Old Bay seafood seasoning. Mix gently with a fork to combine all ingredients without breaking up the delicate crab lumps. The goal is a cohesive yet chunky filling that retains the crab’s texture.

The Silky Smooth Alfredo Sauce
This recipe utilizes a fantastic fettuccini alfredo sauce, which is incredibly simple to prepare and truly one of life’s great culinary pleasures. Follow the instructions for your chosen alfredo, and importantly, remember to stir in ½ teaspoon of Old Bay seafood seasoning into the sauce. This adds a subtle, savory depth that perfectly complements the crab, infusing the entire dish with a harmonious seafood flavor.
Cooking Jumbo Pasta Shells to Perfection
While your alfredo sauce is thickening, bring a large pot of salted water to a rolling boil. Add your jumbo pasta shells and cook them to al dente according to package directions. This is crucial for texture – you want them tender enough to eat but still firm enough to hold their shape and filling after baking. A key tip to remember when cooking jumbo shells: they tend to sink to the bottom of the pot and get stuck, leading to ruined shells. To prevent this, give them a gentle stir every couple of minutes throughout the cooking process. Once cooked, drain the shells and rinse them thoroughly with cold water until they are cool enough to handle comfortably. This stops the cooking process and prevents them from sticking together.

Assembling and Baking for Golden Perfection
With your filling ready, sauce prepared, and shells cooled, it’s time for assembly. Preheat your oven to 350°F (175°C). Carefully fill each jumbo pasta shell with approximately 1 tablespoon of the flavorful crab filling. Arrange the filled shells neatly in a 13×9 inch baking dish. Once all shells are in place, spoon roughly half of your prepared alfredo sauce evenly over them. This initial layer of sauce will seep into the shells as they bake, keeping them moist and flavorful.
Bake the stuffed shells in the preheated oven for 15 minutes, or until the filling is thoroughly heated through and the cheese is bubbly and melted. The short baking time ensures the crab remains tender and the pasta doesn’t overcook. Once out of the oven, serve the shells immediately, generously topping each portion with additional warm alfredo sauce, the remaining crumbled bacon, and a sprinkle of fresh green onion for color and a final burst of flavor. These Crab Stuffed Shells are best enjoyed warm, perhaps alongside a crisp green salad or some crusty bread to soak up the glorious sauce.

Frequently Asked Questions (FAQs)
Yes, to a certain extent! The crab filling can be made a day in advance and stored in an airtight container in the refrigerator. The pasta shells can also be cooked, cooled, and filled ahead of time, then stored covered in the baking dish. However, alfredo sauce has a tendency to “break” (meaning the oil separates from the sauce) once reheated. For this reason, we do not recommend making the sauce and fully baking the dish in advance. It’s best to make the alfredo sauce fresh just before baking and serving for the creamiest results.
Due to the alfredo sauce’s tendency for fat separation upon reheating, slow and gentle reheating is key. We recommend reheating individual portions either gently in a warm oven (covered with foil to prevent drying) or by carefully microwaving on a lower power setting, stirring occasionally. Reheating slowly helps prevent the sauce from separating and keeps the dish as creamy as possible.
Lump crab meat is highly recommended for its ideal balance of texture, flavor, and price. It provides satisfying, flaky pieces that enhance the filling without being overly delicate. While jumbo lump is also excellent, it’s more expensive. Claw meat is finer and less ideal for stuffing shells where you want distinct pieces of crab.
While fresh crab meat from the seafood counter is always preferred for superior flavor and texture, good quality frozen crab meat can be used. Ensure it is fully thawed in the refrigerator overnight and thoroughly drained of any excess liquid before incorporating it into the filling. Pressing it gently with paper towels can help remove moisture and prevent a watery filling.
This rich pasta dish pairs beautifully with light and fresh side dishes. A crisp green salad with a simple vinaigrette, steamed asparagus, roasted broccoli, or garlic bread are all excellent choices that complement the flavors without overwhelming the palate. A dry white wine, like a Sauvignon Blanc or Pinot Grigio, would also be a fantastic accompaniment.


These Crab Stuffed Shells are more than just a meal; they’re an invitation to indulge in a truly gourmet experience from the comfort of your own home. The thoughtful combination of sweet crab, savory bacon, crisp apple, and creamy alfredo sauce nestled in tender pasta shells creates a dish that is both comforting and sophisticated. Whether you’re planning a special dinner or simply craving something extraordinary, this recipe delivers on every front. Give it a try, and prepare to be delighted by the rich, harmonious flavors that will undoubtedly make this a new favorite in your culinary repertoire.

Crab Stuffed Shells
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Equipment
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13×9 bake dish
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large pot
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colander
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skillet
Ingredients
For the crab filling
- 2 tsp fresh lemon juice
- ¼ cup finely diced Granny Smith apple
- 1 Tbsp unsalted butter melted
- ½ cup thinly sliced green onion
- 1 Tbsp fresh flat-leaf parsley chopped
- ¼ tsp prepared horseradish
- ¼ cup freshly grated parmesan cheese
- ½ cup shredded Vermont sharp white cheddar cheese
- 4 strips bacon, cooked and crumbled divided
- 1 tsp Old Bay seafood seasoning
- 8 oz cooked lump crab meat
For the pasta
- 1 batch prepared alfredo sauce
- ½ tsp Old Bay seafood seasoning
- 24 jumbo pasta shells
- garnish: crumbled bacon and green onion
Instructions
Make the crab filling
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Bring a large pot of water to a boil. Heat the oven to 350°F.
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Add the apple to a medium mixing bowl. Toss in the lemon juice.
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Add half the bacon to the apple. Set aside the rest of the bacon for garnish.
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Add the remaining ingredients for the crab filling to the apple and bacon, and toss gently lightly with a fork to combine, taking care to minimize breaking up chunks of crab.
Make the pasta and sauce
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Make the alfredo sauce. Add the 1/2 teaspoon Old Bay seasoning to the sauce.
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While the sauce is cooking, cook the pasta shells to al dente according to package directions. Drain and rinse with cold water until cool enough to handle. (*see Notes)
Assemble and bake
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Fill each pasta shell with ~1 tablespoon of crab filling and place in a 13×9 bake dish. Spoon roughly half of the alfredo sauce over the shells.
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Bake at 350°F for 15 minutes until filling is heated through.
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Serve shells topped with additional alfredo, the rest of the bacon, and green onion.