I can’t get over how silky pasta and buttery, spicy chicken turn into the kind of dinner that disappears fast. One forkful and you’ll want to know the secret behind all that creamy, savory magic.

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I’m obsessed with Lemon Pepper Cajun Chicken Fettuccine Alfredo because every bite hits hard: creamy, tangy, peppery, and rich without being boring. I love how the fettuccine pasta grabs that silky Alfredo sauce so every twirl feels loaded, not skimpy.

And the chicken? Buttery, smoky, a little spicy, and exactly the kind of bite I keep chasing around the bowl.

No sad plain pasta energy here. Just a messy, saucy, fork-twirling situation that makes me forget I said I’d only have one serving.

I adore the bright lemony punch cutting through all that creamy richness. Seriously, unreal.

Every.

Ingredients

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Fettuccine is the cozy pasta base, perfect for catching all that creamy sauce.
Chicken breasts bring the protein, and they soak up Cajun flavor fast.
Cajun seasoning adds smoky heat, so the dish doesn’t taste flat.
Lemon pepper keeps things bright, peppery, and a little zippy.
Kosher salt makes every bite taste like it’s supposed to.
Black pepper adds a sharp little kick without taking over.
Olive oil helps the chicken brown up nicely and stay juicy.
Butter makes the sauce rich, glossy, and honestly kind of addictive.
Garlic brings that warm, savory smell you’ll want immediately.
Heavy cream is the creamy backbone, no pretending it’s light.
Chicken broth loosens the sauce and adds more savory depth.
Parmesan melts in salty, nutty goodness and thickens everything up.
Plus, lemon zest and juice cut through the richness beautifully.
Parsley adds freshness, color, and a tiny “I tried” moment.
Red pepper flakes bring extra heat if you’re feeling bold.

Ingredient Quantities

12 ounces fettuccine pasta

1 1/2 pounds boneless skinless chicken breasts

1 tablespoon Cajun seasoning

1 teaspoon lemon pepper seasoning

1 teaspoon kosher salt, divided

1/2 teaspoon freshly ground black pepper, divided

2 tablespoons olive oil

3 tablespoons unsalted butter

4 cloves garlic, minced

2 cups heavy cream

1/2 cup low sodium chicken broth

1 1/2 cups freshly grated Parmesan cheese

Zest of 1 lemon (about 1 tablespoon)

2 tablespoons fresh lemon juice

2 tablespoons chopped fresh parsley

1/4 teaspoon red pepper flakes, optional

How to Make this

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1. Bring a large pot of salted water to a boil and cook 12 ounces fettuccine until al dente per package instructions; reserve 1 cup pasta water and drain.

2. Pat 1 1/2 pounds boneless skinless chicken breasts dry and season evenly with 1 tablespoon Cajun seasoning, 1 teaspoon lemon pepper, 1/2 teaspoon kosher salt, and 1/4 teaspoon freshly ground black pepper.

3. Heat 2 tablespoons olive oil and 1 tablespoon unsalted butter in a large skillet over medium high heat. Add chicken and cook until golden and cooked through, about 5 to 7 minutes per side depending on thickness, until internal temperature reaches 165 F. Transfer to a cutting board and let rest 5 minutes, then slice.

4. Reduce heat to medium and add the remaining 2 tablespoons unsalted butter to the skillet. Add 4 cloves minced garlic and sauté until fragrant, about 30 to 45 seconds.

5. Pour in 2 cups heavy cream and 1/2 cup low sodium chicken broth, bring to a gentle simmer, and cook 3 to 4 minutes until it begins to thicken.

6. Whisk in 1 1/2 cups freshly grated Parmesan cheese until smooth, then stir in the zest of 1 lemon, 2 tablespoons fresh lemon juice, the remaining 1/2 teaspoon kosher salt, and the remaining 1/4 teaspoon freshly ground black pepper. Add 1/4 teaspoon red pepper flakes if using.

7. Add the cooked fettuccine to the sauce and toss to coat, adding reserved pasta water a few tablespoons at a time as needed to reach a silky consistency.

8. Return sliced chicken to the skillet or plate pasta and top with the chicken, sprinkle 2 tablespoons chopped fresh parsley, adjust seasoning to taste, and serve immediately.

Equipment Needed

1. Large stock pot for boiling pasta
2. Colander for draining fettuccine
3. Large skillet or sauté pan (oven safe not required)
4. Cutting board and chef knife
5. Tongs for turning chicken and tossing pasta
6. Measuring cups and spoons
7. Microplane or zester for lemon zest
8. Box grater or fine grater for Parmesan
9. Heatproof silicone spatula or wooden spoon

FAQ

Q: Can I use another cut of chicken or a substitute? A: Yes. Thinly sliced boneless skinless chicken thighs work well and stay juicy; for a vegetarian option, substitute grilled portobello or firm tofu and adjust cooking time.

Q: How do I prevent the sauce from breaking or becoming grainy? A: Cook cream gently over medium low heat, avoid boiling, add Parmesan off the heat and stir until smooth, and finish by combining pasta and sauce with some reserved pasta water to create a silky emulsion.

Q: Can I make this ahead and reheat it? A: You can make the sauce and cooked chicken ahead, cool quickly, refrigerate up to 2 days, then reheat gently in a skillet with a splash of cream or chicken broth and stir in freshly cooked pasta just before serving.

Q: How spicy is this and can I adjust the heat? A: The recipe has mild to moderate heat from Cajun seasoning and optional red pepper flakes. Reduce Cajun seasoning and omit red pepper flakes to make it milder, or add more flakes to increase heat.

Q: What is the best way to get the lemon flavor balanced without making the sauce too thin? A: Use lemon zest for bright concentrated flavor and add lemon juice gradually at the end, tasting as you go. If the sauce thins, simmer briefly to reduce or stir in a little extra grated Parmesan to thicken.

Q: How should I season and cook the chicken to keep it tender? A: Pound thicker breasts to even thickness, season with Cajun, lemon pepper, half the salt and half the pepper, then sear in a hot skillet with olive oil until just cooked through, about 4 to 6 minutes per side depending on thickness. Let rest a few minutes before slicing.

Lemon Pepper Cajun Chicken Fettuccine Alfredo. Recipe Substitutions and Variations

Fettuccine: swap with linguine for similar shape and bite, or use pappardelle for wider ribbons that hold the sauce
Boneless skinless chicken breasts: substitute with boneless skinless thighs for more flavor and juicier texture, or use shrimp for a quicker seafood option
Heavy cream: use half and half plus 2 tablespoons melted butter per cup for a lighter yet still creamy sauce, or use full fat coconut milk for a dairy free alternative with a subtle coconut note
Freshly grated Parmesan cheese: replace with Pecorino Romano for a saltier, sharper profile, or use a blend of Parmesan and Asiago for extra depth

Pro Tips

1) Let the chicken rest for at least five minutes after cooking. That keeps the juices inside so the slices stay moist instead of drying out on the plate.

2) Slice the chicken across the grain and fairly thin. Thinner slices spread flavor through each bite and make the dish feel more elegant.

3) Add the lemon zest and fresh juice at the end of sauce assembly, then taste and adjust salt. The bright citrus will pop more if it does not cook away.

4) Use the reserved pasta water sparingly and gradually. A few tablespoons at a time will give you a silky, clinging sauce without making it watery.

5) Keep the cream at a gentle simmer only. Boiling can make it separate or become grainy. If the sauce looks too thick, warm a little pasta water and whisk it in to smooth things out.

Lemon Pepper Cajun Chicken Fettuccine Alfredo. Recipe

Recipe by Sammy Hunter

0.0 from 0 votes

I can’t get over how silky pasta and buttery, spicy chicken turn into the kind of dinner that disappears fast. One forkful and you’ll want to know the secret behind all that creamy, savory magic.

Servings

servings

Calories

1356

kcal

Equipment: 1. Large stock pot for boiling pasta
2. Colander for draining fettuccine
3. Large skillet or sauté pan (oven safe not required)
4. Cutting board and chef knife
5. Tongs for turning chicken and tossing pasta
6. Measuring cups and spoons
7. Microplane or zester for lemon zest
8. Box grater or fine grater for Parmesan
9. Heatproof silicone spatula or wooden spoon

Ingredients

12 ounces fettuccine pasta
1 1/2 pounds boneless skinless chicken breasts
1 tablespoon Cajun seasoning
1 teaspoon lemon pepper seasoning
1 teaspoon kosher salt, divided
1/2 teaspoon freshly ground black pepper, divided
2 tablespoons olive oil
3 tablespoons unsalted butter
4 cloves garlic, minced
2 cups heavy cream
1/2 cup low sodium chicken broth
1 1/2 cups freshly grated Parmesan cheese
Zest of 1 lemon (about 1 tablespoon)
2 tablespoons fresh lemon juice
2 tablespoons chopped fresh parsley
1/4 teaspoon red pepper flakes, optional

Directions

Bring a large pot of salted water to a boil and cook 12 ounces fettuccine until al dente per package instructions; reserve 1 cup pasta water and drain.
Pat 1 1/2 pounds boneless skinless chicken breasts dry and season evenly with 1 tablespoon Cajun seasoning, 1 teaspoon lemon pepper, 1/2 teaspoon kosher salt, and 1/4 teaspoon freshly ground black pepper.
Heat 2 tablespoons olive oil and 1 tablespoon unsalted butter in a large skillet over medium high heat. Add chicken and cook until golden and cooked through, about 5 to 7 minutes per side depending on thickness, until internal temperature reaches 165 F. Transfer to a cutting board and let rest 5 minutes, then slice.
Reduce heat to medium and add the remaining 2 tablespoons unsalted butter to the skillet. Add 4 cloves minced garlic and sauté until fragrant, about 30 to 45 seconds.
Pour in 2 cups heavy cream and 1/2 cup low sodium chicken broth, bring to a gentle simmer, and cook 3 to 4 minutes until it begins to thicken.
Whisk in 1 1/2 cups freshly grated Parmesan cheese until smooth, then stir in the zest of 1 lemon, 2 tablespoons fresh lemon juice, the remaining 1/2 teaspoon kosher salt, and the remaining 1/4 teaspoon freshly ground black pepper. Add 1/4 teaspoon red pepper flakes if using.
Add the cooked fettuccine to the sauce and toss to coat, adding reserved pasta water a few tablespoons at a time as needed to reach a silky consistency.
Return sliced chicken to the skillet or plate pasta and top with the chicken, sprinkle 2 tablespoons chopped fresh parsley, adjust seasoning to taste, and serve immediately.

Notes

Below you’ll find my best estimate of this recipe’s nutrition facts. Treat the numbers as a guide rather than a rule—great food should nourish both body and spirit. Figures are approximate, and the website owner assumes no liability for any inaccuracies in this recipe.