This Cajun Shrimp Pasta copycat recreates Chili’s creamy, spicy penne with seared shrimp, Cajun heat, and fresh toppings in one fast skillet.
If you crave that restaurant bowl at home, you’re in the right kitchen. This version mirrors the core Chili’s build—shrimp, penne, creamy Alfredo, Cajun spice, Parmesan, tomatoes, and green onions—while giving you control over salt, heat, and sauce texture. You’ll get silky pasta, plump shrimp, and a lively finish of fresh toppings—without a long list of packaged shortcuts.
Cajun Shrimp Pasta Chili’s Copycat Recipe – Ingredients And Gear
Here’s the complete shopping list and the small set of tools that make the dish fast. Quantity ranges let you dial in heat and sauce thickness to your taste.
| Ingredient | Amount | Notes |
|---|---|---|
| Penne Pasta | 12 oz (340 g) | Cook just shy of al dente; it finishes in sauce |
| Medium Shrimp, Peeled/Deveined | 1 lb (450 g) | Tail on or off; pat very dry for a good sear |
| Unsalted Butter | 3 tbsp | Split: shrimp sear + sauce base |
| Olive Oil | 1 tbsp | Boosts browning; keeps butter from scorching |
| Garlic, Minced | 3 cloves | Sauté until just fragrant, not browned |
| Cajun Seasoning | 2–3 tsp | Salt level varies by brand; adjust to taste |
| Smoked Paprika | 1 tsp | Backstop for color and smoky depth |
| Crushed Red Pepper | ¼–½ tsp | Optional heat bump |
| Heavy Cream | 1 cup (240 ml) | Classic Chili’s-style richness |
| Chicken Broth | ½ cup (120 ml) | Loosens sauce; sub veggie broth |
| Parmesan, Finely Grated | ¾ cup (60 g) | Freshly grated melts cleaner |
| Roma Tomatoes, Diced | 2 medium | Classic topping contrast |
| Green Onions, Sliced | 3–4 stalks | Bright finish |
| Salt & Black Pepper | To taste | Season pasta water and sauce |
| Garlic Toast (Optional) | 4 slices | Chili’s-style side |
What You’ll Need To Cook
- 12-inch skillet (stainless or cast iron for a quick sear)
- Medium saucepan for pasta
- Colander and tongs
- Microplane or fine grater for Parmesan
- Instant-read thermometer (checks shrimp doneness cleanly)
Cajun Shrimp Pasta Copycat At Home – Timing And Tips
Two clocks run the show: pasta that’s just short of al dente and shrimp that’s barely cooked through. Move briskly, keep heat moderate, and finish everything together so the pasta drinks the sauce instead of swimming in it.
Step-By-Step: From Sear To Toss
- Boil The Pasta: Salt a pot of water until it tastes pleasantly seasoned. Cook penne to 1 minute shy of package al dente. Reserve ¾ cup pasta water; drain.
- Season The Shrimp: Pat dry. Toss with 1 tsp Cajun seasoning, a pinch of salt if your blend is low-salt, and a grind of pepper.
- Sear The Shrimp: Heat 1 tbsp butter and the oil in the skillet on medium-high. Lay shrimp in a single layer. Cook 1–2 minutes per side until pink and just opaque. Transfer to a plate. (Use the thermometer if you like; seafood is ready at 145°F and shrimp should look opaque and firm.)
- Build The Sauce: Drop heat to medium. Add remaining 2 tbsp butter. Stir in garlic for 20–30 seconds. Add Cajun seasoning, smoked paprika, and crushed red pepper. Stir 10 seconds.
- Cream And Broth: Pour in cream and broth. Simmer 2–3 minutes until lightly thickened and glossy, stirring often.
- Add Parmesan: Sprinkle in cheese gradually while stirring so it melts smooth. If it tightens too much, splash in reserved pasta water.
- Toss Pasta And Shrimp: Add penne to the skillet. Fold to coat. Return shrimp and any juices. Loosen with more pasta water as needed until every piece shines.
- Finish: Taste and adjust salt. Plate and crown with tomatoes and green onions. Add extra Parmesan if you want a thicker blanket.
Heat Control And Texture
- Milder Bowl: Halve the Cajun blend and skip crushed red pepper. Add a squeeze of lemon at the end to brighten without extra spice.
- Bolder Bowl: Use the full 3 tsp Cajun seasoning and the crushed red pepper. Garnish with a dash more Cajun blend right before serving.
- Extra Creamy: Stir in 2 oz cream cheese after the Parmesan for a silkier cling.
- Looser Sauce: Keep a bit more pasta water handy and add a splash right before plating.
What Makes It A True Chili’s-Style Copy
Chili’s describes its Cajun Shrimp Pasta as shrimp and penne in Alfredo, topped with chile spices, Parmesan, tomatoes, and green onions, served with garlic toast. That’s the spine of this recipe: a rich cream sauce, a Cajun backbone, and a cool, fresh topping that cuts the richness.
If you want the restaurant vibe, finish with a light dusting of chili powder plus extra Parmesan and keep the tomato dice small so it mixes into every bite.
Shrimp Doneness And Food Safety
Cook shrimp until opaque and just firm. An instant-read thermometer makes it easy; seafood is considered safe at 145°F. Pull them the moment they turn pink so they stay tender.
Flavor Swaps And Smart Substitutions
Sauce And Dairy
- Lighter Sauce: Use ½ cup cream plus ½ cup whole milk. Simmer a minute longer to reduce.
- Extra Buttery: Add 1 tbsp butter at the end off heat and swirl to finish.
- Cheese Choices: Parmesan is classic; Romano brings a sharper bite.
Pasta And Protein
- Pasta Shape: Penne holds the sauce well. Rigatoni or rotini work too.
- Protein Swap: Chicken strips brown well in the same skillet. Andouille adds smoky heat if you’re into surf-and-turf.
- Vegetarian Spin: Keep the sauce, skip shrimp, and load sautéed mushrooms and roasted peppers.
Seasoning Choices
- Salt Levels: Cajun blends vary. If yours is salty, hold back on extra salt until the end.
- DIY Cajun Mix: 2 tsp paprika, 1 tsp garlic powder, 1 tsp onion powder, ½ tsp oregano, ½ tsp thyme, ¼–½ tsp cayenne, ½ tsp black pepper, ½ tsp salt.
Make-Ahead, Storage, And Reheat
This pasta tastes best right off the stove, though leftovers are still solid. Cream sauces thicken as they chill; a quick splash of broth or water brings it back.
- Fridge: 3 days in a covered container.
- Reheat: Skillet on low with a splash of water or broth, stirring until glossy. Microwave on medium power in short bursts, stirring between rounds.
- Do Not Boil: High heat can split the sauce and toughen shrimp.
Nutrition Snapshot And Portions
The mix of lean seafood and a creamy base lands in “comfort dinner” territory. For a lighter plate, go heavy on tomatoes and green onions, keep the Cajun kick, and serve with a side salad. For a quick nutrient reference on shrimp itself, see the USDA FoodData Central entry for cooked shrimp.
| Nutrient | Per Serving (1 of 4) | What Affects It |
|---|---|---|
| Calories | ~650–720 | Pasta portion; cream and cheese amounts |
| Protein | ~35–40 g | Shrimp weight; Parmesan adds a little |
| Carbs | ~60–70 g | Pasta type and serving size |
| Fat | ~25–30 g | Cream and butter; “lighter sauce” lowers this |
| Sodium | Varies widely | Brand of broth and Cajun blend |
Plating, Garnish, And Texture Wins
Use warm bowls so the sauce doesn’t tighten on contact. Add a final spoon of sauce from the skillet over each portion, then shower with tomatoes, green onions, and a pinch of Cajun seasoning for color. A wedge of lemon wakes up the cream and brings the shrimp forward.
Troubleshooting: Quick Fixes
Sauce Is Too Thick
Stir in warm pasta water a tablespoon at a time on low heat until it turns glossy again.
Sauce Looks Grainy
Cheese may have clumped. Whisk in a splash of cream off heat to smooth it out, then warm gently.
Shrimp Feels Tough
It went past done. Next time, sear fast, pull when just opaque, and don’t simmer in the sauce—fold in at the end.
Scaling Up Or Down
For two servings, halve everything except the pasta water reserve. For a crowd, cook shrimp in batches so each piece gets contact with the pan. Hold finished shrimp tented with foil while you build a double batch of sauce, then bring all together with the pasta.
Why This Copycat Works
It follows the same backbone Chili’s lists publicly—Alfredo base, Cajun seasoning, penne, Parmesan, tomatoes, and green onions—while giving you control. You can swing richer or lighter, dial spice up or down, and keep shrimp tender with a quick sear and careful finish. If you’re chasing the exact restaurant feel, add garlic toast and a touch of extra Parmesan on top.
Recipe Card
Ingredients
See the table above for the full list. For quick reference: penne, shrimp, butter, oil, garlic, Cajun seasoning, smoked paprika, crushed red pepper, cream, broth, Parmesan, tomatoes, green onions, salt, and pepper.
Method
- Cook penne to 1 minute shy of al dente; save ¾ cup pasta water.
- Season shrimp with 1 tsp Cajun blend, salt as needed, and pepper.
- Sear shrimp in butter and oil, 1–2 minutes per side; remove.
- Melt butter; sauté garlic briefly. Stir in spices.
- Add cream and broth; simmer to slight thickness.
- Whisk in Parmesan until smooth.
- Toss in pasta, then shrimp. Loosen with pasta water to a shiny coat.
- Top with tomatoes and green onions. Serve hot with garlic toast.
Cook’s Notes
- Pasta Water Is A Tool: It’s liquid gold for adjusting cling and shine.
- Freshly Grated Parmesan: Pre-grated can contain anti-caking agents that resist melting.
- Balanced Heat: Start modest, taste, then add more Cajun blend at the end if you want a kick.
Make this cajun shrimp pasta chili’s copycat recipe once, and you’ll have the timings down pat. Next time, you can riff—swap pasta shape, adjust cream, or lean into extra tomatoes and scallions for a fresher bite. Keep your shrimp tender, and the bowl sings.
Whether it’s a weeknight or a small get-together, this cajun shrimp pasta chili’s copycat recipe hits the sweet spot of comfort and spice with simple steps and a short ingredient list you can find anywhere.
