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This crab fettuccine Alfredo is a perfect blend of tender pasta, creamy Parmesan sauce, and sweet lump crab for a comforting yet elegant dish. The sauce is luxuriously smooth thanks to a butter and flour roux, enriched with cream cheese for extra indulgence. Fresh parsley and a hint of garlic add aromatic layers that transform a simple dinner into a special occasion. Gently tossing the crab with fettuccine ensures the flavors meld without breaking the delicate crab pieces. Ideal for seafood lovers craving a restaurant-quality pasta experience at home.
I first cooked this during a holiday feast with friends and the dish disappeared in no time. Now when crab is in season, it’s a requested favorite in my home.
Ingredients
- Fettuccine pasta: offers a toothsome bite and carries the sauce beautifully. Choose quality pasta made from durum wheat for best texture
- Butter: adds richness and classic Alfredo flavor European style butter gives a creamier result
- All purpose flour: thickens the sauce and creates a smooth coat for the noodles sift if clumpy for an even sauce
- Whole milk: makes the sauce silky but light use fresh milk with a rich flavor
- Cream cheese: gives extra body and a subtle tang brick style offers the best texture
- Freshly grated Parmesan cheese: adds sharpness and savory depth always grate fresh for the best melt and flavor
- Fresh parsley: brightens the dish with fresh color and lift pick vibrant, crisp leaves
- Garlic powder and onion powder: contribute aromatic warmth fresh spices pack stronger flavor
- Salt and white or black pepper: balance the flavors adjust seasoning as you cook to taste
- Lump crabmeat: lends sweetness and big tender chunks pick high quality refrigerated crab and check carefully for shells
Step-by-Step Instructions
- Cook the Fettuccine:
- Bring a large pot of well salted water to a rolling boil. Add the fettuccine and stir occasionally to keep noodles separate. Cook until just al dente meaning tender but still slightly firm to the bite usually about ten to twelve minutes. Taste a strand to make sure. Drain well and set aside. Avoid overcooking or rinsing so the sauce clings beautifully.
- Make the Roux:
- In a large skillet melt the butter over medium heat until fully liquefied. Immediately sprinkle in the flour and whisk constantly for thirty to sixty seconds until smooth and bubbling. This cooks out the raw flour flavor and forms a silky paste. Do not let it brown keep the color pale.
- Create the Alfredo Sauce:
- Slowly pour in the whole milk while whisking steadily to prevent lumps. Continue whisking until the mixture thickens slightly and looks smooth. Add the cream cheese in pieces, whisk thoroughly until completely melted and incorporated into the sauce for extra creaminess.
- Flavor and Finish the Sauce:
- Stir in the freshly grated Parmesan cheese, chopped parsley, garlic powder, onion powder, salt, and freshly ground pepper. Keep stirring gently as the cheese melts and the sauce thickens into a rich creamy texture. Taste for seasoning and adjust salt and pepper if needed.
- Add the Crab:
- Carefully fold in the lump crabmeat using a spatula or large spoon to keep the crab pieces intact. Warm the crab gently in the sauce just until heated through. Avoid over stirring or cooking too long to retain the crab’s tender texture.
- Combine and Serve:
- Return the drained fettuccine to the skillet and toss gently with the sauce ensuring every strand is coated. Alternatively, plate the pasta and spoon sauce with crab evenly on top. Serve immediately garnished with more Parmesan and fresh parsley if you like.
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Storage Tips
Store leftovers in an airtight container in the fridge for up to two days. Reheat gently in a skillet over low heat with a splash of milk or water to loosen the sauce and prevent separation. Crab is best enjoyed fresh so avoid long storage with seafood.
Ingredient Substitutions
If you don’t have fettuccine, linguine or tagliatelle work beautifully as alternatives. For a lighter sauce try half and half instead of whole milk and use Neufchâtel cheese in place of cream cheese. When fresh parsley is unavailable, sprinkle dried parsley sparingly to add color and flavor.
Serving Suggestions
Serve with a crisp green salad tossed with lemon vinaigrette for a bright contrast. Garlic bread or focaccia perfectly complements the creamy pasta texture. Steamed asparagus or peas add beautiful color and a fresh bite. This dish can even shine as an elegant starter for a holiday table.
Cultural Notes
Alfredo sauce has Italian origins but the American cream and cheese-rich version is iconic comfort food. Crab adds a luxurious twist but simple pantry ingredients keep it approachable. Coastal areas often customize Alfredo with local seafood varieties which makes this version a favorite among seafood lovers everywhere.
Seasonal Adaptations
Fresh crab is a gift of late winter and early spring but good quality canned crab works well off-season. In warmer months adding lemon zest or fresh tarragon brightens the dish beautifully. For fall try adding sautéed mushrooms for an earthy depth.
Recipe FAQs
- → What type of crab works best?
Lump crabmeat is ideal for its sweet flavor and large tender pieces. It’s important to pick over carefully to remove shells for the best texture and eating experience.
- → Can I substitute the fettuccine with other pasta?
Yes, linguine or tagliatelle also complement the creamy sauce and crab nicely, offering a similar texture and shape that holds the sauce well.
- → How do I avoid clumps in the sauce?
Whisk the flour thoroughly into melted butter to form a smooth roux before gradually adding the milk while whisking constantly. This prevents lumps and creates a silky sauce.
- → Is this dish suitable for preparing in advance?
It’s best enjoyed fresh to preserve the crab’s delicate texture. If reheating, add a splash of milk and warm gently to keep the sauce smooth without overcooking the crab.
- → What ingredients brighten the sauce’s flavor?
Fresh parsley adds a vibrant, fresh note while garlic and onion powders introduce aromatic depth, balancing the richness of the cheese and cream.