
This Cajun shrimp pasta brings together spicy fragrant shrimp with smoky tomato cream and plenty of melty parmesan for the kind of weeknight dinner that feels like a treat but does not require fuss. It is my go-to pasta when I want something bold and comforting without spending all evening at the stove. Each bite soaks up the Cajun flavors while the creamy sauce cools everything off just enough. The shrimp brown beautifully and transform with only a few pantry spices and a hot pan. Whether you use linguine or spaghetti every strand carries layers of cozy goodness that makes this meal impossibly satisfying.
I first made this dish after a long day when I wanted something that tasted restaurant-worthy at home. The smell of toasting seasoning and sizzling shrimp got everyone curious and now Cajun shrimp pasta is our reward for surviving hectic weeks.
Ingredients
- Pasta such as linguine or spaghetti: Choose a pasta with bite so it does not turn mushy and holds the sauce beautifully
- Smoked paprika: This spice brings a deep warmth and color always look for a fresh batch from a reputable spice shop or a metal tin to preserve freshness
- Dried oregano and thyme: These classic herbs balance the heat with earthiness go for whole leaves that crumble easily rather than powder for best flavor
- Dried basil: Sweet and fragrant basil tones down the bolder Cajun notes and brings harmony
- Garlic powder and onion powder: These pantry staples add roundness and depth without extra chopping choose powders that have a strong aroma
- Cayenne pepper: Use the freshest you can find start with a pinch and add more if you love heat
- Ground black pepper: Cracked fresh for backbone and brightness
- Table salt: Simple and pure salt is key for balancing all flavors and essential in pasta water
- Extra large shrimp: Peeled deveined and patted dry they should smell of the sea but never fishy
- Olive oil: A fruity extra virgin oil delivers flavor and gives the shrimp gorgeous caramelization
- Butter: Use real butter salted or unsalted depending on your preference for a rich base
- Yellow onion: Choose a medium firm onion dice it fine so it melts into the sauce
- Minced garlic: Fresh garlic makes a huge difference so use real cloves for a deep savory layer
- All purpose flour: This helps the sauce come together evenly and binds the Cajun spices
- Chicken broth: Adds both depth and a little saltiness pick a low sodium broth to control seasoning
- Fire roasted tomatoes: These add a gentle smokiness and brightness always drain well before adding
- Heavy cream: The creamy finisher that gives the sauce body and balance look for cream with the highest fat content
- Freshly grated parmesan cheese: Grate just before using for the best melt and savory umami
Instructions
- Cook the Pasta:
- Bring a big pot of salted water to a rolling boil Add the pasta and cook until just al dente Do not overcook Drain well and set aside Toss with a little olive oil if you need to keep it from sticking
- Mix the Cajun Seasoning:
- In a small bowl combine smoked paprika dried oregano thyme basil garlic powder onion powder cayenne black pepper and salt Stir until fully blended Scoop out one teaspoon and set this aside for your sauce
- Season the Shrimp:
- Add shrimp to a bowl or bag Sprinkle over the bulk of the Cajun seasoning Toss or shake until every shrimp is coated evenly and vibrantly
- Sear the Shrimp:
- Heat olive oil in a large skillet over medium high until shimmering Add shrimp in a single layer Work in batches Sear about one to two minutes per side until just turning pink with a little browning Move shrimp to a plate right away to keep them juicy
- Sauté the Aromatics:
- Reduce the heat to medium Add butter to the pan letting it melt and scrape up any browned bits Add the diced onion Cook three to five minutes stirring until onion is soft and translucent
- Add Garlic:
- Stir in the minced garlic Cook for about thirty seconds until just fragrant Do not let it brown
- Build the Sauce:
- Sprinkle in flour and the reserved Cajun spice Mix well to coat the onions and garlic Cook for a full minute so the flour toasts a little and the flavor develops
- Deglaze:
- Slowly pour in the chicken broth Scrape the bottom of the pan with a spatula loosening any delicious browned residue Let the broth bubble and reduce by half
- Add Tomatoes:
- Toss in the drained fire roasted tomatoes Stir thoroughly so everything is well distributed
- Cream and Finish:
- Pour in heavy cream Gently swirl the skillet or stir until the sauce looks glossy and creamy
- Toss Everything Together:
- Add drained pasta and a handful of freshly grated parmesan Stir well until cheese melts and sauce hugs all the noodles Return shrimp and any plate juices to the pan Gently fold to coat shrimp and finish heating everything through
- Serve:
- Portion pasta into wide bowls Sprinkle extra cheese or fresh herbs over the top Serve steaming hot and enjoy every bite

The moment those Cajun spices hit the hot shrimp the kitchen comes alive with warmth and memories I once made a giant pan of this dish for a family reunion and everyone tried to guess what secret was in the sauce It is still one of my proudest kitchen wins
Storage Tips
Cool any leftovers quickly and transfer to an airtight container This keeps well in the fridge for up to three days For best flavor reheat gently on the stove adding a splash of cream or broth to revive the sauce and keep the shrimp moist
Ingredient Substitutions
If shrimp is not your favorite you can use boneless chicken cut into chunks For a lighter version switch out heavy cream with half and half Pasta swaps such as fettuccine or even gluten free noodles work well Regular canned tomatoes can replace fire roasted ones but will lose that smoky note
Serving Suggestions
This pasta shines next to a crisp simple green salad Add warm bread or garlic toast to soak up every drop of the sauce For a fresh twist a squeeze of lemon on top brings an extra layer of brightness
Cultural and Historical Context
Cajun cuisine hails from French Acadian roots with bold spices adapted to Louisiana’s abundance This dish borrows that rich heritage and blends classic Southern flavors with Italian pasta traditions making something familiar yet a little adventurous for home cooks
Seasonal Adaptations
Fresh corn off the cob adds sweetness in summer In winter stir a handful of sautéed spinach into the sauce Swap shrimp for crawfish or andouille sausage for new versions

Friends have written after making this dish for a special night in saying the balance of spice and creamy richness left everyone at the table impressed I love hearing how the easy method makes home cooks feel like kitchen rock stars The fact that it almost always guarantees empty plates is a bonus
Common Recipe Questions
- → What kind of shrimp should I use?
Extra-large, peeled and deveined shrimp work best for this dish, providing a satisfying bite and absorbing the bold Cajun seasoning beautifully.
- → Which pasta shapes are most suitable?
Linguine and spaghetti are classic picks, but fettuccine, penne, or gluten-free noodles also work well for holding the creamy sauce.
- → How spicy is the final dish?
The heat is moderate, but you can adjust the cayenne to taste. Double it for more kick or reduce for a milder experience.
- → Can I make this dairy-light?
Absolutely. Swap heavy cream for half-and-half or whole milk. The sauce will be lighter, but still creamy and flavorful.
- → How do I avoid rubbery shrimp?
Sear shrimp over medium-high heat just until they turn opaque and pink, then remove promptly to prevent overcooking.
- → Is this meal gluten-free adaptable?
Yes. Choose gluten-free pasta and a suitable flour alternative for thickening the sauce to make it gluten-free.