Cajun Sausage Spaghetti Recipe: Spicy Pasta with Andouille

This Cajun Sausage Spaghetti combines smoky andouille sausage, tender pasta, and a rich, creamy sauce with a pleasant Cajun kick. It’s an easy, flavorful weeknight dinner that comes together in under 30 minutes.

Recipe Timeline

1. Sear sliced sausage in olive oil, then remove from pot — 10 minutes.
2. Add onion and bell peppers, cook until soft — about 5–10 minutes.
3. Add broth, seasonings, spaghetti, and sausage; cook — 10 minutes. Stir in cream cheese to finish.

Reasons to Love Cajun Sausage Spaghetti

This one-pot Cajun sausage spaghetti is perfect for busy evenings. It’s creamy, nicely spiced, and packed with smoky andouille flavor. Because everything cooks in one pot — including the pasta — cleanup is quick. Ready in about 30 minutes, it tastes like a comforting, home-cooked meal.

Ingredient List with Photo and Notes

• Andouille sausage — Smoky and spicy; this is the key source of Cajun flavor.
• Yellow onion + bell peppers — Red and green peppers add sweetness and color; julienne so they mix well with the spaghetti.
• Minced garlic — Fresh is ideal, but jarred minced garlic works fine.
• Cajun seasoning — Use your preferred blend. If it’s salt-heavy, reduce any extra salt you add.
• Thin spaghetti — Cooks quickly and absorbs the sauce.
• Cream cheese — A small amount makes the sauce velvety and helps it cling to the pasta.

Ingredient Substitutions

• Pasta — Thin spaghetti is best, but angel hair or regular spaghetti will work; adjust cook time as needed.
• Bell peppers — Any color is fine; use what you have on hand.
• Cream cheese — Neufchâtel is a good substitute. Greek yogurt can be used in a pinch but may alter the texture and flavor.
• Heavy cream — Can be used, though it won’t thicken the sauce the same way as cream cheese.
• Broth — Chicken broth gives good flavor; water with bouillon or vegetable broth is acceptable.

Recipe Variations

• Add protein — Stir in cooked shrimp at the end for a surf-and-turf version.
• Add more veggies — Zucchini, mushrooms, or a bit of corn blend well into the dish.
• Extra creamy — Add a splash of half-and-half or a handful of shredded cheese for a richer finish.
• Make it mild — Swap andouille for kielbasa or smoked sausage to reduce heat.

How to Make Cajun Sausage Spaghetti (with Photos)

Step 1. Brown the sliced sausage in a heavy pot, then remove and set aside.

Step 2. Sauté the onion and bell pepper strips until soft and slightly browned.

Step 3. Return the sausage to the pot, add the broth, seasonings, and broken spaghetti. Press the pasta down so it’s covered by liquid.

Step 4. Cover and simmer for about 10 minutes, stirring once halfway through. Remove from heat and stir in cream cheese until smooth. Serve warm.

Recipe Tips

• Slice the sausage thin so it crisps when browned — that adds great flavor.
• Stir the pasta halfway through so it doesn’t stick and cooks evenly.
• Cube the cream cheese so it melts quickly and blends smoothly.
• Use a tight-fitting lid so the pasta cooks properly without losing too much liquid.
• Let it rest a few minutes after cooking so the sauce thickens and clings to the pasta.

Easy Meal Plan

This creamy Cajun Sausage Spaghetti is satisfying on its own, but try these sides to complete the meal:

• Garlic or French bread — Perfect for soaking up the sauce.
• Crisp green salad — A tangy vinaigrette lightens the richness.
• Southern-style green beans — Cooked with a bit of bacon or tasso for extra flavor.
• Garnish — Green onions or a sprinkle of Parmesan add freshness or salty contrast.

Serving a crowd? Keep it buffet-style with bread alongside; it stays creamy and serves well for casual gatherings.

How to Repurpose Leftovers

Leftovers keep well and can be transformed into new meals:

• Cajun Pasta Bake — Spread leftovers in a baking dish, top with shredded cheese, and bake until bubbly and golden. Add a splash of cream or broth if needed.
• Stuffed Bell Peppers — Fill halved peppers with cold leftovers, top with cheese, and bake until heated through.
• Creamy Cajun Quesadillas — Chop leftovers, place in tortillas with cheese, and crisp in a skillet.
• Breakfast bowl — Reheat and top with a fried or poached egg for a hearty morning meal.

How to Store and Reheat Leftovers

Store leftovers in an airtight container in the fridge for up to 3 days. When reheating, add a splash of water or broth and warm gently over medium-low heat or in the microwave, stirring halfway through to keep the sauce creamy.

Yes. Regular spaghetti will work but may need a few extra minutes to cook and possibly a little more liquid if the pot looks dry before the pasta is done.

It has a noticeable Cajun kick but isn’t overwhelming. To reduce heat, choose a mild Cajun seasoning and swap andouille for a milder smoked sausage.

Yes. It reheats well, and flavors often deepen after resting overnight.

Get a Free Meal Plan

Subscribe to receive a free 5-day meal plan and occasional easy recipes delivered to your inbox.

Leave a Comment

Made this Cajun Sausage Spaghetti? Please share how it turned out and leave a rating — I’d love to hear from you!

Follow Me!

Follow on Pinterest and Facebook for more simple, Southern and Cajun-style recipes. Share a photo of your finished dish — I’d love to see it!