I’ve been cooking cajun salmon fettuccine for a while, and after trying different sauces, this one wins. The mix of flaky salmon, creamy Alfredo sauce, tender fettuccine, and a touch of Cajun seasoning really sings.
One busy weeknight with the kids, I wrestled garlic splatters. I used to end up with dry salmon and runny sauce, but I was relieved when this kept fish juicy and sauce smooth. I tried an Italian seasoning swap.
It works because you smell garlic filling the kitchen as sauce thickens in about 5 minutes. A quick tip: drop heat before adding cheese to avoid clumps. The pasta is al dente after 10 minutes, and the salmon stays tender after just 3 minutes per side.
If you’re craving another quick seafood pasta, take a look at Quick Shrimp Aglio E Olio Pasta for a simple garlic and olive oil sauce.
Why You Will Love This Recipe
- Quick Prep Time: I sear salmon cubes in under 6 minutes before mixing Alfredo sauce, so I have dinner on the table in just over half an hour.
- Creamy Sauce That Sticks: I love how heavy cream and butter blend with grated Parmesan into a thick coating that hugs fettuccine around juicy salmon cubes.
- Kicked-Up Spice Balance: I like that Cajun seasoning mixes paprika, garlic, and herbs for a spicy kick, and a splash of lemon juice cuts through richness.
- Make-Ahead Friendly: I simmer the sauce gently while pasta cooks; leftover portions keep well in the fridge for a couple days and reheat smoothly.
Ingredient Notes
- Salmon fillets: Grab skinless, boneless fillets for even cooking; pat dry for better browning; wild or farmed both work.
- Garlic: Peel and mince cloves until fine; fresh garlic adds sharp flavor; roast cloves for a milder bite.
- Fettuccine pasta: Choose dried fettuccine; cook until just tender; toss immediately in sauce so it clings; any long pasta swap is fine.
- Baby spinach: Rinse leaves and shake off water; stir in at end so they wilt lightly; Swiss chard works too.
- Heavy cream: Pick full-fat cream for a smooth sauce; heat gently to avoid splitting; half-and-half can stand in if needed.
- Parmesan cheese: Grate from a block just before mixing; it melts evenly; Romano or Grana Padano can replace.
Find the printable recipe with measurements below.
Keep scrolling to the recipe card below for the full printable recipe!
Recipe Tips
- When boiling fettuccine, cook until al dente following package directions so it holds up in the creamy sauce.
- When adding cheese, grate 1 1/3 cups Parmesan cheese yourself at the last minute to prevent clumps and make sure it melts smoothly.
- For easier prep, choose skinless boneless salmon fillets to skip extra trimming before cubing.
- When storing leftovers, let the dish cool completely before transferring to an airtight container and refrigerate for up to 3 days.
- If reheating, place pasta and salmon in a microwave safe dish and heat for 1 to 2 minutes.
Serving Suggestions
- Serve salmon fettuccine beside shrimp aglio e olio. Plate a green salad with baby spinach, halved cherry tomatoes, sliced red onion, olive oil, lemon juice, salt, and pepper on the side.
- Place garlic bread on the table alongside salmon fettuccine and lemon pepper wings. Spread butter and minced garlic on toasted baguette slices and garnish with chopped parsley before serving.
- Offer a side of roasted broccoli and boursin pasta. Toss broccoli florets with olive oil, salt, and pepper and roast until tender. Plate broccoli next to a scoop of boursin pasta.
Storage Guidelines
- Refrigeration: Store fully cooled pasta and salmon in an airtight container in the refrigerator for up to 2 days. Vent steam before sealing to prevent moisture loss.
- Freezing: Place cooled pasta and salmon in a freezer-safe container. Freeze for up to 3 months. Thaw overnight in the refrigerator before warming gently.
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Easy Creamy Cajun Salmon Alfredo with Fettuccine
This creamy Cajun salmon Alfredo is quick, delicious, and packed with flavor, making it a perfect dinner option.
Ingredients
- 9 oz salmon fillet skinless and boneless
- 3 tablespoons Cajun seasoning divided
- salt to taste
- black pepper to taste
- 1 tablespoon unsalted butter
- 2 cloves garlic minced
- 6 oz Fettuccine pasta
- 2 oz baby spinach
- ¼ cup unsalted butter
- 1 cup heavy cream
- 1 ⅓ cups Parmesan cheese grated fresh
- fresh parsley for garnish
- ½ teaspoon lemon juice optional
Instructions
- Cut your salmon fillets into large cubes, then sprinkle 2 tablespoons Cajun seasoning, salt, and pepper over them, gently rubbing to coat evenly. This helps the seasoning cling and gives each bite a spicy kick.
- In a large pan over medium heat melt 1 tablespoon butter and cook the salmon cubes for 2 to 3 minutes per side until they look opaque and edges start to brown. You’ll see small golden bits form around each cube, which add great flavor.
- Move the salmon to a plate, then add minced garlic to the pan and sauté until it turns translucent and you smell its sweet aroma, about 1 minute. This step infuses the base of your sauce with garlic flavor.
- Add baby spinach leaves to the pan and cook for a few minutes, stirring, until they’re wilted and no longer feel soggy. This keeps the spinach bright and tender without turning it watery.
- Meanwhile bring a large pot of water to a boil and cook the fettuccine following package instructions until al dente, then drain. Al dente pasta holds up best against the creamy sauce without getting mushy.
- Lower the heat and toss in ¼ cup butter, 1 cup heavy cream, the remaining Cajun seasoning, salt, and Parmesan cheese, stirring until the cheese melts and the sauce thickens slightly. Keep the heat gentle so the cream doesn’t break and you end up with a velvety texture.
- Add the drained pasta and salmon cubes back into the pan, stirring gently to coat everything in the sauce. Finish with chopped parsley and a squeeze of lemon juice to brighten the flavors before serving.
Notes
- When boiling fettuccine, cook until al dente following package directions so it holds up in the creamy sauce.
- When adding cheese, grate 1 1/3 cups Parmesan cheese yourself at the last minute to prevent clumps and make sure it melts smoothly.
- For easier prep, choose skinless boneless salmon fillets to skip extra trimming before cubing.
- When storing leftovers, let the dish cool completely before transferring to an airtight container and refrigerate for up to 3 days.
- If reheating, place pasta and salmon in a microwave safe dish and heat for 1 to 2 minutes.
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