Creamy Cajun Shrimp Pasta with Sausage

Featured in Satisfying Hearty Mains.

Restaurant-quality pasta that combines plump shrimp and sliced sausage with bell peppers in a creamy, spicy Cajun sauce. This fusion of Southern flavors and Italian comfort food comes together in about 40 minutes for an impressive weeknight dinner.
Clare Greco
Updated on Wed, 09 Apr 2025 14:45:49 GMT
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I discovered this Creamy Cajun Shrimp Pasta with Sausage recipe a couple years back when I was looking for something special to make for my husband's birthday dinner. He loves anything with a kick to it, and this dish delivers just the right amount of spice balanced with creamy comfort. It's become our go-to impressive meal when we have friends over or when we're craving something that feels restaurant-worthy without the expense.

Why You'll Love This Recipe

  • Creates the perfect balance of spicy and creamy in every bite
  • Combines two protein stars - tender shrimp and savory sausage
  • Takes less than 30 minutes from start to finish

My sister-in-law isn't normally a seafood person, but she had seconds of this pasta when she visited last spring. My neighbor Tom keeps "accidentally" dropping by around dinnertime whenever he sees me buying shrimp at the local market. Even my picky teenager, who usually picks out any "suspicious ingredients," cleans his plate when I make this.

Quality Ingredients

  • Large shrimp - Look for plump, firm shrimp that smell like the ocean, not fishy
  • Smoked sausage - Andouille is traditional but any smoked sausage works beautifully
  • Bell peppers - Red ones add sweetness that balances the heat of the cajun spices
  • Cajun seasoning - Store-bought works fine, but I've started making my own blend for better control of salt and heat levels
  • Heavy cream - Full-fat creates that silky texture that makes this dish special
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Step-by-Step Instructions

Perfect Shrimp
Pat those shrimp completely dry before seasoning - it makes all the difference in getting a nice sear rather than having them steam in their own moisture. Don't overcrowd the pan or they'll never brown properly. I arrange them clockwise around the edge of my skillet so I know which ones went in first and need to be flipped first. They're done when they just turn pink and start to curl - any longer and they'll be tough.
Sausage Strategy
Slice your sausage on a slight diagonal rather than straight across - it creates more surface area for browning and looks prettier in the finished dish. Cook until you get good caramelization on both sides which adds tremendous flavor to the final sauce. The browned bits left in the pan after cooking the proteins are like gold - don't even think about washing that skillet between steps!
Vegetable Base
Take your time with the onions and peppers - they should be soft and just starting to caramelize at the edges. This usually takes about 7 minutes, not the 5 minutes most recipes claim. Add the garlic last so it doesn't burn and turn bitter. I sometimes throw in a handful of sliced mushrooms with the onions when I have them on hand - they add wonderful depth to the sauce.
Sauce Building
When adding the liquids, use a wooden spoon to scrape up all those browned bits from the bottom of the pan. That's where so much flavor lives! Let the sauce reduce until it coats the back of a spoon before adding the cream. The Parmesan should be finely grated so it melts smoothly into the sauce without clumping. Always taste before the final assembly - this is your last chance to adjust the seasoning.
Final Assembly
Cook your pasta just shy of al dente - it will continue cooking slightly when added to the hot sauce. Reserve about half a cup of pasta water before draining, in case you need to loosen the sauce later. Toss everything together gently but thoroughly, allowing the pasta to absorb some of the sauce. Let it sit for about two minutes before serving for the flavors to meld completely.

The first time I made this, I dumped all the Cajun seasoning the recipe called for without tasting it first. My husband loved it, but I was reaching for the water pitcher all night! Now I start with half the amount and adjust upward after tasting.

Serving Ideas

Serve this pasta with crusty French bread for soaking up every last bit of that delicious sauce. A simple green salad with a light vinaigrette provides the perfect fresh contrast to the rich pasta. For special occasions, I start the meal with a small cup of seafood gumbo or finish with traditional bread pudding for dessert. This dish pairs beautifully with a cold beer or an unoaked Chardonnay if you prefer wine.

Creative Twists

For a lighter version, substitute half and half for the heavy cream - it's not quite as rich but still delicious. When I'm feeling extra indulgent, I add a few ounces of cream cheese to the sauce for even more creaminess. Sometimes I throw in a handful of frozen peas right at the end for color and sweetness. For an extra-southern touch, include a few dashes of hot sauce or a pinch of cayenne in the sauce.

Storage Solutions

This pasta keeps well in the refrigerator for up to three days in an airtight container. The flavor actually improves overnight as everything melds together! When reheating, add a splash of milk or chicken stock to loosen the sauce, and warm gently over low heat to prevent the cream from separating. The shrimp can toughen when reheated, so I sometimes intentionally make extra sauce and pasta but reserve some fresh shrimp to cook when having leftovers.

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Chef's Secrets

Season each component separately for layers of flavor

Use the same pan for everything to build complex flavors

Add a squeeze of fresh lemon juice just before serving for brightness

I've made this creamy Cajun shrimp pasta countless times now, tweaking a little something each time until it's become exactly how we like it. What started as a special occasion meal has worked its way into our regular rotation because it's actually simple enough for weeknights but feels special enough for celebrations. Friends have started requesting it when they visit, and my sister-in-law finally asked for the recipe after dropping hints for months. It's one of those reliable crowd-pleasers that looks and tastes like you spent hours in the kitchen, when really it comes together in less time than it takes to get takeout!

Frequently Asked Questions

→ Can I substitute the heavy cream?
Yes! For a lighter version, you can use half-and-half or even whole milk, though the sauce won't be quite as rich. For a dairy-free option, try full-fat coconut milk, which adds a subtle sweetness that works well with the Cajun spices.
→ What type of sausage works best in this recipe?
Andouille sausage is traditional for Cajun dishes and adds authentic flavor, but any smoked sausage works well. Kielbasa, chorizo, or even Italian sausage can be delicious alternatives depending on your preference.
→ How spicy is this dish?
With the amount of Cajun seasoning listed, it has a moderate kick. You can easily adjust the heat level by using more or less Cajun seasoning. Remember that commercial Cajun seasonings vary in spiciness, so taste as you go.
→ Can I make this ahead of time?
While best served fresh, you can prepare components ahead of time. Cook the shrimp and sausage, then refrigerate. Make the sauce separately. When ready to serve, reheat the sauce, add the proteins, and toss with freshly cooked pasta.
→ What can I use instead of bell peppers?
Celery and green bell peppers would keep with traditional Cajun flavors. Other good substitutes include zucchini, asparagus, or even broccoli for added color and nutrition, though these will change the traditional flavor profile.

Creamy Cajun Shrimp Pasta with Sausage

A flavor-packed pasta dish featuring tender shrimp, savory sausage, and colorful bell peppers in a creamy, spiced Cajun sauce. The perfect blend of Southern and Italian cuisines!

Prep Time
15 Minutes
Cook Time
25 Minutes
Total Time
40 Minutes

Category: Hearty Mains

Difficulty: Intermediate

Cuisine: Cajun-Italian Fusion

Yield: 4 Servings (4 servings)

Dietary: ~

Ingredients

→ For the Protein

01 1 lb large shrimp, peeled and deveined
02 6 oz beef or smoked sausage, thinly sliced

→ For the Pasta

03 10 oz fettuccine pasta (or your favorite pasta)

→ For the Sauce & Veggies

04 2 tbsp olive oil
05 ½ yellow onion, thinly sliced
06 1 red bell pepper, thinly sliced
07 3 cloves garlic, minced
08 1 tsp Cajun seasoning (or Creole seasoning)
09 ½ tsp dried oregano
10 ½ cup crushed tomatoes
11 1 cup chicken stock
12 ½ cup heavy cream
13 ½ cup grated Parmesan cheese

→ For Seasoning

14 Kosher salt and freshly ground black pepper, to taste

Instructions

Step 01

In a bowl, toss shrimp with Cajun seasoning, oregano, salt, and pepper. Heat 1 tbsp olive oil in a large skillet over medium heat. Sauté shrimp for 2–3 minutes per side until pink and lightly browned. Remove and set aside.

Step 02

In the same skillet, heat the remaining 1 tbsp olive oil. Add sliced sausage and brown on both sides. Remove and set aside.

Step 03

Add onions, bell peppers, and garlic to the skillet. Cook for 5 minutes or until soft and fragrant.

Step 04

Stir in crushed tomatoes and chicken stock. Bring to a simmer. Add heavy cream and Parmesan cheese, stirring until smooth and slightly thickened. Taste and adjust seasoning with more Cajun spice, salt, or pepper if needed.

Step 05

While the sauce simmers, cook pasta according to package directions. Drain and add to the sauce.

Step 06

Return shrimp and sausage to the skillet. Toss well with the pasta until evenly coated and heated through.

Step 07

Garnish with chopped fresh parsley and extra Parmesan if desired.

Notes

  1. This Cajun pasta combines the best of Louisiana flavors with Italian comfort food.
  2. Adjust the amount of Cajun seasoning based on your spice preference.

Tools You'll Need

  • Large skillet or sauté pan
  • Pasta pot
  • Colander
  • Mixing bowl
  • Measuring cups and spoons

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Contains shellfish
  • Contains gluten
  • Contains dairy

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 550
  • Total Fat: ~
  • Total Carbohydrate: ~
  • Protein: ~