Creamy Cajun Pasta with Bell Peppers

Featured in: Quick Family Suppers

This creamy Cajun pasta combines perfectly cooked penne or fettuccine with a luxurious sauce made from heavy cream, roasted red bell peppers, and bold Cajun seasoning infused with smoked paprika. Sautéed onions and garlic build the aromatic base, while freshly grated Parmesan adds depth and richness. The balanced heat from the Cajun spices pairs beautifully with the creamy sauce, creating a satisfying meal that comes together in just 40 minutes.

Vegetarian-friendly and easily customizable, this dish serves four and welcomes optional additions of grilled chicken or shrimp for protein. Simply toss the cooked pasta with the sauce, adjusting consistency with reserved pasta water as needed, then finish with fresh parsley and extra Parmesan for an elevated presentation.

Updated on Sun, 18 Jan 2026 11:45:00 GMT
A creamy bowl of Creamy Cajun Pasta with roasted red peppers and fresh parsley garnish. Save
A creamy bowl of Creamy Cajun Pasta with roasted red peppers and fresh parsley garnish. | apexdish.com

My neighbor knocked on my door one Tuesday holding a jar of homemade Cajun seasoning, saying she had too much and thought I might use it. I had bell peppers about to turn and a box of penne in the pantry. What started as a way to avoid waste became the kind of dinner that makes you forget you're eating at home. The cream mellowed the spice just enough, and the roasted peppers added this sweet, smoky depth that felt almost indulgent.

I made this for a small gathering once, and someone asked if I'd trained in Louisiana. I hadn't, but I'd learned that good Cajun flavor is about layering spices with something rich and letting them marry in the pan. The smoked paprika was key. It gave the sauce a warmth that felt lived in, like it had been simmering all day even though it only took minutes.

Ingredients

  • Penne or fettuccine: Use whatever pasta shape you love, but something with texture helps the sauce cling. I cook mine just shy of the package time since it finishes in the skillet.
  • Red bell peppers: Roasting them yourself adds a smoky sweetness that jarred peppers can't quite match. If you're short on time, jarred roasted peppers work, just drain them well.
  • Yellow onion: The base of the flavor, softened until it's sweet and translucent. Don't rush this step or the sauce will taste sharp.
  • Garlic: Fresh is best here. It blooms in the oil and fills the kitchen with that unmistakable aroma that means dinner is close.
  • Cajun seasoning: This is where the soul of the dish lives. I like a blend with paprika, cayenne, and herbs, but adjust to your heat tolerance.
  • Smoked paprika: It adds a layer of warmth and depth that regular paprika won't give you. A little goes a long way.
  • Heavy cream: The richness that ties everything together. It softens the spice and makes the sauce luxurious without being heavy.
  • Vegetable broth: Thins the sauce just enough to coat the pasta without making it gloppy. Chicken broth works too if that's what you have.
  • Parmesan cheese: Freshly grated melts smoothly into the sauce and adds a salty, nutty finish. Pre-grated doesn't melt the same way.
  • Fresh parsley: A bright, herby contrast to the richness. It's the final touch that makes the plate look as good as it tastes.

Instructions

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Boil the pasta:
Cook it in well salted water until it still has a little bite. Save half a cup of that starchy water before draining, it's your secret weapon for adjusting the sauce later.
Soften the aromatics:
Heat olive oil in a large skillet and add the onion, letting it cook until it turns soft and golden. Add the garlic and stir for just a minute until it smells incredible.
Bloom the spices:
Toss in the Cajun seasoning and smoked paprika, stirring constantly for about 30 seconds. This step wakes up the flavors and makes the whole dish more fragrant.
Add the peppers:
Stir in the roasted bell peppers and let them warm through. They'll start to release their sweetness into the oil and spices.
Build the sauce:
Pour in the cream and broth, then let it simmer gently until it thickens just a bit. Stir in the Parmesan, salt, and pepper until the sauce is smooth and glossy.
Toss and serve:
Add the drained pasta to the skillet and toss everything together, adding reserved pasta water if it looks too thick. Let it heat through for a minute or two, then serve hot with parsley and extra cheese on top.
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Keep kitchen knives sharp for safer slicing, chopping, and precise prep during everyday cooking.
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Freshly grated Parmesan and aromatic herbs top this easy Creamy Cajun Pasta main dish. Save
Freshly grated Parmesan and aromatic herbs top this easy Creamy Cajun Pasta main dish. | apexdish.com

I served this to a friend who said she didn't like spicy food, and she went back for seconds. The cream tempers the heat so well that even cautious eaters feel safe. It became the dish I make when I want to impress without stressing, because it always delivers and never feels fussy.

Making It Your Own

This recipe is a canvas. I've added grilled chicken sliced thin, and I've stirred in shrimp right at the end so they stay tender. Sometimes I throw in a handful of spinach or sun dried tomatoes if I'm feeling inspired. The sauce is forgiving, and it welcomes whatever you want to bring to the table.

Getting the Peppers Right

Roasting your own bell peppers takes an extra few minutes, but the payoff is worth it. I char them over a gas flame or under the broiler until the skin blisters, then let them steam in a covered bowl. The skins slip off easily, and what's left is sweet, smoky, and tender. If you use jarred, just make sure they're well drained or they'll water down your sauce.

Leftovers and Storage

This reheats surprisingly well, though the sauce may thicken in the fridge. I add a splash of broth or cream when I warm it up, and it comes back to life. It keeps for about three days covered in the fridge, and I've even packed it cold for lunch and enjoyed it at room temperature.

  • Store in an airtight container and reheat gently on the stovetop with a little extra liquid.
  • If you're meal prepping, cook the pasta just under al dente so it doesn't get mushy when reheated.
  • This also freezes decently for up to a month, though the texture of the cream may change slightly once thawed.
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Savory Creamy Cajun Pasta served steaming hot, showcasing a rich, velvety sauce and colorful veggies. Save
Savory Creamy Cajun Pasta served steaming hot, showcasing a rich, velvety sauce and colorful veggies. | apexdish.com

This is the kind of meal that feels like a small celebration, even on a weeknight. It's rich, it's warming, and it fills the house with a smell that makes everyone gather in the kitchen before you even call them to the table.

Recipe FAQs

Can I make this ahead of time?

Yes, you can prepare the sauce up to 24 hours in advance and store it in an airtight container in the refrigerator. Reheat gently over medium-low heat, thinning with pasta water or broth as needed, then toss with freshly cooked pasta just before serving.

What type of pasta works best?

Penne and fettuccine are ideal choices for this creamy sauce, as their shapes hold the sauce beautifully. Rigatoni or farfalle also work well. Use gluten-free pasta if needed without altering the cooking method.

How can I adjust the heat level?

Reduce the Cajun seasoning to 1 teaspoon for milder flavor, or increase to 1.5 tablespoons for extra spice. You can also add a pinch of cayenne pepper for additional heat. Taste as you go and adjust seasonings to your preference.

What are good protein additions?

Grilled or pan-seared chicken breast, sautéed shrimp, or even crispy bacon work wonderfully. Cook proteins separately with Cajun seasoning, then fold into the finished pasta. Allow 100-150g protein per serving for a hearty main course.

How do I prevent the sauce from breaking?

Maintain medium heat throughout cooking and avoid boiling the cream. Introduce cream gradually after sautéing the vegetables, and stir continuously when adding cheese. If the sauce appears to separate, remove from heat and whisk in a splash of cold pasta water.

Can I use store-bought roasted peppers?

Absolutely. Store-bought roasted red peppers in jars or cans save considerable prep time and deliver consistent results. Drain them thoroughly and pat dry before adding to the skillet to remove excess moisture.

Creamy Cajun Pasta with Bell Peppers

Rich, creamy pasta with Cajun spices, roasted bell peppers, and smoked paprika. A flavorful comfort dish ready in under an hour.

Prep Time
15 minutes
Cook Time
25 minutes
Overall Time
40 minutes
Created by Charlotte Rivera


Skill Level Easy

Cuisine American Cajun

Makes 4 Serving Size

Diet Info Vegetarian-Friendly

Ingredient List

Pasta

01 12 oz penne or fettuccine pasta

Vegetables

01 2 large red bell peppers, roasted, peeled, and sliced
02 1 small yellow onion, finely chopped
03 2 cloves garlic, minced

Sauce

01 2 tablespoons olive oil
02 1 tablespoon Cajun seasoning
03 1 teaspoon smoked paprika
04 ½ teaspoon salt
05 ¼ teaspoon black pepper
06 ¾ cup plus 2 tablespoons heavy cream
07 ¼ cup vegetable broth
08 ½ cup freshly grated Parmesan cheese

Garnish

01 2 tablespoons fresh parsley, chopped
02 Extra grated Parmesan cheese for serving

How to Make

Step 01

Prepare the pasta: Cook pasta in a large pot of salted boiling water according to package directions until al dente. Drain and reserve ½ cup pasta water.

Step 02

Sauté aromatics: Heat olive oil in a large skillet over medium heat. Add chopped onion and sauté for 3 minutes until softened.

Step 03

Build flavor base: Add minced garlic and cook for 1 minute until fragrant. Stir in Cajun seasoning and smoked paprika, cooking for 30 seconds to bloom the spices.

Step 04

Add peppers: Add roasted bell pepper slices and sauté for 2 minutes until heated through.

Step 05

Create sauce: Pour in heavy cream and vegetable broth, stirring to combine. Simmer for 3 to 4 minutes until slightly thickened.

Step 06

Finish sauce: Stir in Parmesan cheese, salt, and black pepper until smooth. Add reserved pasta water if sauce is too thick.

Step 07

Combine: Toss cooked pasta with sauce until well coated. Heat gently for 1 to 2 minutes.

Step 08

Serve: Transfer to serving plates immediately. Garnish with fresh parsley and additional Parmesan cheese.

What You'll Need

  • Large pot
  • Large skillet
  • Cutting board and knife
  • Wooden spoon or spatula
  • Grater

Allergy Notice

Please review ingredients for allergens and talk to a medical expert if you're unsure.
  • Contains milk from heavy cream and Parmesan cheese
  • Contains wheat gluten in standard pasta

Nutrition Details (per serving)

These details are for general reference and aren't a substitute for professional health advice.
  • Calorie count: 510
  • Fat content: 24 grams
  • Carbohydrates: 57 grams
  • Proteins: 15 grams