Cajun Sausage and Rice Casserole Recipe – Big, Bold Cajun Flavors!

This Cajun Sausage and Rice Casserole is the dish I make when I want big Cajun flavor without babysitting five pots on the stove. Everything bakes together in one dish, and the rice does the work of soaking up all that seasoning while it cooks. It’s hearty, satisfying, and best of all, easy to pull together.

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This is such an easy sausage and rice casserole recipe, and you can use whatever sausage you have on hand. I love garlic sausage for this one. It renders enough fat that you barely need extra oil, and its flavor doesn’t get lost under a heavy dose of Cajun seasoning. Thirty minutes in the oven and the whole thing is done, no separate pot of rice to manage.

Chef Jenn’s Take on Cajun Sausage and Rice Casserole

Most sausage and rice casseroles turn out mushy in the middle and dry at the edges, because people reach for instant or quick-cooking rice to save time. It doesn’t work here. I stick with long-grain white rice every time. It’s the only kind that keeps its texture through a full bake without turning to paste.

The other place people get tripped up is salt. Cajun seasoning blends vary a lot in sodium, some run heavy, some don’t. I’ve written the salt into this recipe as a starting point, but if your blend leans salty, hold back and taste just before baking instead of guessing.

Here’s the part that actually makes this casserole work: cover it tightly with foil for the full bake, then let it rest five minutes before you uncover it. That rest finishes the rice. Skip it and you may have liquid still pooling at the bottom of the dish.

What You’ll Love About Cajun Sausage and Rice Casserole

• It’s substantial enough that I’ve served it as a light main with a salad on the side when I don’t feel like cooking two things.
• One dish, one oven, no separate pot of rice to babysit. That alone makes this the dish I reach for on a night when I don’t want extra cleanup.
• Real Cajun flavor without a long ingredient list. Garlic sausage, the onion, bell pepper, and celery trio, and your favorite Cajun seasoning.

Ingredients

• Parsley – Any fresh soft herb works if you don’t have parsley on hand.
• Unsalted butter – Salted works if that’s what you have, just skip the added salt at the end and taste before adjusting.
• Bulk garlic sausage – If you can’t find bulk, buy sausage links and remove the casings before browning. Regular bulk pork sausage works too, though you may want to bump up the Cajun seasoning slightly.
• Yellow onion – White onion works fine as a swap.
• Green bell pepper – Red or yellow bell pepper works if you want it milder and sweeter.
• Celery – Don’t skip it. It’s part of the flavor base and adds texture you’d miss without it.
• Garlic clove – A heaping teaspoon of jarred minced garlic works if that’s what’s on hand.
• Cajun seasoning – Blends vary a lot in salt content. If yours runs salty, cut back on the added kosher salt below.
• Smoked hot paprika – Regular smoked paprika works if you want less heat.
• Kosher salt – Taste your Cajun seasoning first. With a saltier blend, start with half this amount and adjust after baking.
• Black pepper – Freshly ground is worth it here, it’s a bigger flavor note than pre-ground.
• Long-grain white rice – Don’t substitute instant or quick-cooking rice. It turns mushy over this bake time.
• Chicken stock – Low sodium stock gives you the most control if your Cajun seasoning is already salty.
• Green onions – Optional, but worth it for the fresh bite on top.

How To Make Cajun Sausage and Rice Casserole

Scroll down for the full recipe card with exact measurements and printable instructions.

Preheat your oven to 375°F and grease a 9×9-inch baking dish or a 2-quart casserole dish with a bit of the butter.

Brown the sausage in a large skillet over medium-high heat, breaking it into crumbles as it goes. Give it a full 6 to 7 minutes. You want real color on the sausage, not just gray meat, since that’s where a lot of your flavor comes from.

Add the rest of the butter along with the onion, bell pepper, celery, and garlic. Cook for 4 to 5 minutes, stirring now and then, until the vegetables soften.

Stir in the Cajun seasoning, smoked paprika, salt, and black pepper until everything in the pan is coated evenly. This is the point where the kitchen starts smelling like the finished casserole, not just browned meat.

Transfer the sausage mixture into your prepared baking dish and stir in the uncooked rice. Pour in the chicken stock and mix well so the rice is fully submerged.

Cover the dish tightly with foil, no gaps, and bake for about 30 minutes. You’re looking for tender rice that’s absorbed the stock.

Let the casserole rest for 5 minutes before you take the foil off. That rest is what finishes the rice properly. Top with green onions and parsley, then serve.

Make It A Meal

This is a hearty meal that doesn’t need much other than a green veggie or a salad. I love pairing it with oven-roasted asparagus or a cool and creamy radish salad.

For a starter before the meal, I’ll put out Cajun Dip while the casserole finishes baking. It keeps people out of the kitchen and keeps the same flavor thread running through the whole spread.

Storage

Store leftovers in an airtight container in the fridge for up to 4 days. Reheat in the microwave with a splash of chicken stock so the rice doesn’t dry out. This casserole doesn’t freeze well, the rice texture breaks down once thawed.

Frequently Asked Questions