01 -
Bring a large pot of well-salted water to a rolling boil. Add linguine or spaghetti and cook until just al dente according to package directions. Drain and reserve. If made ahead, toss with a teaspoon of olive oil to prevent sticking.
02 -
Combine smoked paprika, dried oregano, thyme, basil, garlic powder, onion powder, cayenne, black pepper, and salt in a small bowl. Mix thoroughly. Set aside one teaspoon for the sauce.
03 -
Pat shrimp very dry. Place in a large bowl. Sprinkle with remaining Cajun spice blend and toss until evenly coated.
04 -
Heat olive oil in a large skillet over medium-high heat until shimmering. Arrange shrimp in a single layer and sear 1 to 2 minutes per side, just until opaque and lightly browned. Transfer shrimp to a plate.
05 -
Lower the heat to medium. Add butter to the skillet. Once melted, add diced onion and cook for 3 to 5 minutes until soft and translucent, stirring frequently.
06 -
Stir in minced garlic and sauté for 30 seconds, just until fragrant. Avoid browning.
07 -
Sprinkle flour and reserved Cajun seasoning over onion mixture. Stir well and cook for 1 minute until flour is lightly toasted and aromatic.
08 -
Slowly add chicken broth, stirring constantly to loosen any browned bits. Allow broth to reduce by half, creating a flavorful base.
09 -
Fold in drained fire roasted tomatoes. Mix until evenly incorporated.
10 -
Pour in heavy cream, stirring gently until sauce is smooth and silky.
11 -
Add drained pasta and grated parmesan to the skillet. Toss until all noodles are coated and cheese is melted into the sauce.
12 -
Return shrimp and any accumulated juices to the skillet. Gently toss and heat through for 1 minute.
13 -
Serve immediately in bowls. Garnish with extra parmesan and fresh parsley if desired.