If you crave a dish that brings together creamy comfort with an irresistible spicy kick, then this Cajun Mac and Cheese Recipe is about to become your new go-to favorite. The marriage of tender elbow noodles, smoky andouille sausage, vibrant red pepper, and a rich, cheesy sauce infused with Cajun seasoning delivers an explosion of flavor in every bite. This recipe transforms classic mac and cheese into a soulful Southern-inspired feast that’s perfect for cozy nights or impressing friends at your next gathering.

Ingredients You’ll Need
The beauty of this Cajun Mac and Cheese Recipe lies in its straightforward list of ingredients, each thoughtfully chosen to build layers of flavor and texture. From the creamy white Cheddar to the spicy andouille sausage, every component plays a crucial role in making this dish truly special.
- 2 and 1/2 cups uncooked elbow noodle pasta: The perfect shape for holding onto that luscious cheese sauce.
- 6 andouille sausages, diced: Adds a smoky, spicy punch that’s signature to Cajun cuisine.
- 1 red pepper, diced: Brings sweetness and a pop of color for balance.
- 1 tablespoon olive oil: For sautéing the sausage and pepper to perfection.
- 2 8oz blocks of white Cheddar cheese, grated: Provides that classic sharp, creamy, melty base.
- 2 tablespoons butter: Essential for creating a smooth roux in the cheese sauce.
- 1 tablespoon all-purpose flour: Helps thicken the sauce so it clings beautifully to every noodle.
- 1 and 1/2 cups milk: Adds creaminess and brings the sauce together.
- 1/4 teaspoon salt: Enhances all the savory flavors in the dish.
- 1 tablespoon Cajun seasoning: The heart of the recipe, packing bold spices that awaken your taste buds.
- Smoked paprika: Perfect for sprinkling on top to add smoky depth and a gorgeous finish.
How to Make Cajun Mac and Cheese Recipe
Step 1: Cook the Pasta
Start by bringing a large pot of salted water to a boil and cooking the elbow noodles until they are al dente. Cooking to the right texture is key because you want the pasta to hold up well without becoming mushy after baking.
Step 2: Sauté the Peppers and Andouille
While the pasta cooks, heat the olive oil in a large skillet over medium heat. Add the diced red pepper and andouille sausage, cooking until the peppers soften and the sausage becomes fragrant and slightly crisp. This step infuses the dish with incredible smoky and sweet aromas.
Step 3: Make the Cheese Sauce
In a separate saucepan, melt the butter over medium heat. Stir in the flour and salt to form a smooth roux, cooking it gently to remove any raw flour taste. Slowly whisk in the milk to create a velvety base, then fold in 4 cups of the grated white Cheddar cheese along with the Cajun seasoning. Stir continuously until the cheese melts into a creamy sauce that is rich and perfectly spiced.
Step 4: Combine Ingredients and Prepare for Baking
Drain the cooked pasta and return it to the pot or a large mixing bowl. Toss in the sautéed andouille and red peppers, then pour over the cheese sauce. Mix gently but thoroughly to ensure every noodle is coated in that luscious, spicy cheese goodness.
Step 5: Bake to Perfection
Transfer the cheesy, sausage-studded pasta mixture to a baking dish. Sprinkle the remaining cheese on top along with a dusting of smoked paprika for added flavor and color. Bake in a preheated oven until the top is bubbly and golden brown, creating a satisfying crust that contrasts the creamy interior.
How to Serve Cajun Mac and Cheese Recipe

Garnishes
To elevate the dish further, garnish with freshly chopped green onions or parsley—this adds a fresh, herbaceous note that cuts through the richness beautifully. A light drizzle of hot sauce can also spice things up for those craving an extra punch.
Side Dishes
Pair your Cajun Mac and Cheese with crisp green salads or roasted vegetables to balance the meal. Cornbread or garlic bread are excellent choices that complement the Southern flair and soak up any extra cheese sauce you can’t resist.
Creative Ways to Present
For a fun twist, serve the mac and cheese in individual ramekins or hollowed-out bell peppers. Another great idea is to top each portion with a crispy breadcrumb crust or even a sprinkle of crushed Cajun spiced pork rinds for extra crunch.
Make Ahead and Storage
Storing Leftovers
This Cajun Mac and Cheese Recipe keeps well in an airtight container in the refrigerator for up to 3 days. Make sure it’s cooled completely before sealing to preserve the creamy texture and flavors.
Freezing
You can freeze leftovers in a freezer-safe container for up to 2 months. For best results, freeze before baking to maintain the sauce’s consistency and the sausage’s texture during reheating.
Reheating
Reheat leftovers gently in the oven or microwave, adding a splash of milk to loosen the sauce if it has thickened too much. Avoid high heat to keep the cheese from drying out or separating.
FAQs
Can I use different types of cheese in this Cajun Mac and Cheese Recipe?
Absolutely! While white Cheddar is classic, mixing in Monterey Jack or smoked Gouda can add creamy texture and smoky flavors that complement the Cajun spice.
Is andouille sausage necessary, or can I substitute it?
Andouille sausage gives the dish its distinctive smoky spice, but you can substitute with chorizo, smoked sausage, or even kielbasa if needed. Just ensure it’s flavorful to keep the dish vibrant.
Can I make this recipe vegetarian?
Yes! Swap the andouille sausage for smoked tofu or sautéed mushrooms with Cajun spices for a delicious vegetarian twist that still packs a lot of flavors.
How spicy is Cajun Mac and Cheese Recipe?
The heat level is moderate, thanks to the Cajun seasoning and smoked paprika. You can adjust the spice by reducing the seasoning or adding more if you love extra heat.
What’s the best type of pasta for mac and cheese?
Elbow noodles are traditional because their curves catch the sauce perfectly, but small shells, cavatappi, or rotini also work wonderfully for holding the creamy cheese.
Final Thoughts
This Cajun Mac and Cheese Recipe is a warm hug on a plate, effortlessly combining creamy cheese, bold spices, and smoky sausage into a dish that’s deeply satisfying. Whether you’re making it for a special occasion or a cozy night in, it’s guaranteed to bring smiles and seconds at the table. Give it a try, and welcome a new comfort food classic into your kitchen.
Print
Cajun Mac and Cheese Recipe
- Prep Time: 20 minutes
- Cook Time: 40 minutes
- Total Time: 1 hour
- Yield: 4 servings
- Category: Main Course
- Method: Baking
- Cuisine: Cajun
Description
This Cajun Mac and Cheese is a flavorful twist on the classic comfort food, combining creamy white cheddar cheese sauce with spicy andouille sausage and red peppers. Baked to golden perfection and topped with smoked paprika, it’s a hearty and satisfying dish perfect for any occasion.
Ingredients
Pasta & Sausage
- 2 and 1/2 cups uncooked elbow noodle pasta
- 6 andouille sausages, diced
- 1 red pepper, diced
- 1 tablespoon olive oil
Cheese Sauce
- 2 8oz blocks of white Cheddar cheese, grated (approximately 4 cups)
- 2 tablespoons butter
- 1 tablespoon all-purpose flour
- 1 and 1/2 cups milk
- 1/4 teaspoon salt
- 1 tablespoon Cajun seasoning
- Smoked paprika (for topping, about 1/2 teaspoon)
Instructions
- Cook the Pasta: Bring a large pot of salted water to a boil. Add the uncooked elbow noodles and cook according to package instructions until al dente. Drain and set aside.
- Sauté Peppers and Sausage: In a large skillet, heat 1 tablespoon of olive oil over medium heat. Add the diced red pepper and andouille sausage. Cook until the peppers are tender and the sausage is browned, about 5-7 minutes. Remove from heat and set aside.
- Make the Cheese Sauce: In a medium saucepan, melt 2 tablespoons of butter over medium heat. Stir in 1 tablespoon of all-purpose flour and 1/4 teaspoon salt, cooking for about 1-2 minutes to form a roux. Gradually whisk in 1 and 1/2 cups of milk, stirring constantly until the sauce thickens, about 3-5 minutes. Reduce heat to low and stir in 4 cups of grated white cheddar cheese and 1 tablespoon Cajun seasoning until smooth and creamy.
- Combine Ingredients: In a large mixing bowl, combine the cooked pasta, sautéed peppers and sausage, and cheese sauce. Mix well to evenly coat all ingredients.
- Bake the Mac and Cheese: Preheat your oven to 350°F (175°C). Transfer the mac and cheese mixture to a greased baking dish. Top with additional grated cheddar cheese and a sprinkle of smoked paprika. Bake for 20-25 minutes, or until the top is bubbly and golden brown.
- Serve: Remove from the oven and let rest for a few minutes before serving. Enjoy your creamy, spicy Cajun Mac and Cheese!
Notes
- Use a sharp white cheddar for the best flavor.
- Feel free to adjust the amount of Cajun seasoning to your spice preference.
- For a crunchier topping, add breadcrumbs mixed with melted butter before baking.
- This dish can be prepared ahead and baked just before serving.
- Substitute andouille sausage with smoked sausage if unavailable.

