Cajun Crab Pasta Salad Recipe
If you’re craving a zesty, refreshing side dish that’s anything but ordinary, you’ll fall head over heels for Cajun Crab Pasta Salad. This irresistible salad packs creamy, spicy, and subtly sweet flavors into every forkful, thanks to tender rotini, cool crab meat, crunchy veggies, and a rich Cajun-spiked dressing. Whether you serve it at a summer barbecue, a holiday buffet, or a laid-back family dinner, it promises to steal the spotlight and keep your guests coming back for seconds.

Ingredients You’ll Need
With just a handful of simple yet vibrant ingredients, you can pull together a Cajun Crab Pasta Salad that tastes like a party in a bowl! Each element does its part—some bring crunch, others add creaminess or heat, and the combination creates colors and flavors you’ll love.
- Rotini pasta (12 ounces): The spiral shape holds onto every drop of dressing, ensuring every bite is flavor-packed and satisfying.
- Imitation crab meat (1 pound, flaked or chopped): Sweet and tender, it mimics classic crab flavor at a fraction of the price—feel free to try real lump crab for a splurge.
- Celery (1 cup, finely diced): Fresh crunch and subtle earthiness balances the creamy richness beautifully.
- Red bell pepper (1/2 cup, diced): Adds vibrant color and a sweet, juicy bite that brightens up the salad.
- Green onions (1/2 cup, sliced): Mild bite and a pop of green, these work as both an ingredient and a garnish.
- Mayonnaise (3/4 cup): The creamy base that makes everything luscious and brings the salad together.
- Sour cream (1/4 cup): Adds a tangy, cool flavor that tames the spices and lightens up the dressing.
- Lemon juice (1 tablespoon): A burst of citrusy freshness that wakes up all the flavors.
- Cajun seasoning (2 teaspoons): Signature spice! Add more for heat or less for a kid-friendly version.
- Garlic powder (1/2 teaspoon): Layers in a subtle warmth and savoriness that’s irresistible.
- Smoked paprika (1/4 teaspoon): Just a hint gives the salad a smoky edge and a gorgeous hue.
- Salt and pepper (to taste): Essential for bringing all the flavors into balance—always taste and adjust at the end.
How to Make Cajun Crab Pasta Salad
Step 1: Cook and Cool the Pasta
Bring a large pot of salted water to a rolling boil, then add the rotini pasta and cook it according to the package directions until it’s perfectly al dente. Drain the pasta thoroughly, then rinse it under plenty of cold water. This stops the cooking process and ensures your Cajun Crab Pasta Salad stays cool and crisp. Set it aside and let it cool completely while you prep the rest.
Step 2: Prep the Veggies and Crab
While the pasta chills, get all your mix-ins ready. Dice the celery and red bell pepper into small, even pieces so they blend seamlessly into the salad. Slice the green onions thinly for a delicate bite. If your imitation crab meat isn’t already flaked or chopped, break it up into bite-sized pieces—this helps every spoonful get some seafood goodness.
Step 3: Make the Cajun Dressing
In a small bowl, whisk together the mayonnaise, sour cream, lemon juice, Cajun seasoning, garlic powder, smoked paprika, salt, and pepper. The result will be a creamy dressing with the perfect balance of tang, spice, and smoky depth. Taste it and adjust the spice level if you prefer more (or less) kick!
Step 4: Toss Everything Together
In a big mixing bowl, combine the cooled rotini, flaked crab, celery, bell pepper, and green onions. Pour the Cajun-spiked dressing right over the top. Gently toss everything together until the pasta and crab are evenly coated and the colorful veggies are scattered throughout. This is where Cajun Crab Pasta Salad really comes to life!
Step 5: Chill and Serve
Cover the bowl with plastic wrap and refrigerate for at least 1 hour before serving. This gives the flavors time to mingle and deepen, making every bite even more delicious. Just before serving, give the salad one last gentle stir to make sure it’s perfectly creamy and well-mixed.
How to Serve Cajun Crab Pasta Salad

Garnishes
A final flourish makes all the difference! Sprinkle extra sliced green onions or a light dusting of smoked paprika over your Cajun Crab Pasta Salad just before serving. For a touch of freshness, add a scattering of chopped fresh parsley or a wedge of lemon on each plate—guests can squeeze it over for even more zing.
Side Dishes
This salad plays well with others! Try pairing your Cajun Crab Pasta Salad with buttery garlic bread, crunchy corn on the cob, or a juicy grilled protein like chicken or shrimp. It also makes a wonderful addition to a picnic spread or a potluck table alongside other summer salads and finger foods.
Creative Ways to Present
Bring some wow factor to your next gathering by spooning Cajun Crab Pasta Salad into individual mason jars, lettuce cups, or even mini bell pepper halves for a colorful, easy-to-eat serving option. For an appetizer twist, use it to fill little pastry shells or serve it on endive leaves at a cocktail party!
Make Ahead and Storage
Storing Leftovers
Store any remaining Cajun Crab Pasta Salad in an airtight container in the refrigerator; it will keep well for 2 to 3 days. As it sits, the flavors continue to blend, and it somehow gets even tastier. If the salad seems a bit dry after chilling, simply stir in an extra spoonful of mayo or a squeeze of lemon to refresh it.
Freezing
This salad is best enjoyed fresh and chilled, as the creamy dressing and crab don’t hold up well to freezing and thawing. The texture can become watery and the pasta may turn mushy, so it’s best to make and enjoy it within a few days.
Reheating
Cajun Crab Pasta Salad is meant to be enjoyed cold or at room temperature, so there’s no need to reheat. Simply give it a gentle stir and let it sit out for about 10–15 minutes to take the fridge chill off before serving.
FAQs
Can I use real crab meat instead of imitation?
Absolutely! Real lump crab will give your Cajun Crab Pasta Salad a wonderful sweetness and an extra-special touch, especially if you’re making it for a celebration. Just be sure to pick through the crab for any bits of shell before adding it in.
Is this salad very spicy?
The level of heat really depends on your Cajun seasoning and personal preference. Feel free to start with a little less, then taste and add more if you love a kick. You can always make it milder or spicier to suit your crowd.
Can I make Cajun Crab Pasta Salad the night before?
Definitely! In fact, making this salad ahead allows all the flavors to meld beautifully. Just store it covered in the fridge and give it a quick toss and taste before serving—add a little extra dressing if needed to freshen it up.
How can I make it healthier?
Swap out half (or all) of the mayo for Greek yogurt to lighten it up without losing the creamy texture. You can also increase the veggies or use whole wheat or legume-based pasta for more fiber and nutrients.
What pasta shapes work best?
Rotini is a classic here because its spirals hold onto the creamy dressing so well, but you can substitute with penne, fusilli, or even small shells if you’d like—anything that catches plenty of sauce will do the trick.
Final Thoughts
This Cajun Crab Pasta Salad is a dish that truly brings people together—it’s a burst of flavor, color, and fun that always disappears fast. Give it a try for your next party or weeknight dinner, and don’t be surprised if it becomes your new go-to salad!
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Cajun Crab Pasta Salad Recipe
- Total Time: 30 minutes (plus chilling time)
- Yield: 8 servings
- Diet: Non-Vegetarian
Description
This Cajun Crab Pasta Salad is a delightful and creamy seafood pasta salad with a spicy Cajun kick. Perfect for summer gatherings or as a light meal, this dish is easy to prepare and bursting with flavors.
Ingredients
Rotini Pasta:
12 ounces
Imitation Crab Meat:
1 pound (flaked or chopped)
Celery:
1 cup (finely diced)
Red Bell Pepper:
1/2 cup (diced)
Green Onions:
1/2 cup (sliced)
Mayonnaise:
3/4 cup
Sour Cream:
1/4 cup
Lemon Juice:
1 tablespoon
Cajun Seasoning:
2 teaspoons
Garlic Powder:
1/2 teaspoon
Smoked Paprika:
1/4 teaspoon
Salt and Pepper:
To taste
Instructions
- Cook the Rotini Pasta: Boil the pasta until al dente, then drain and rinse under cold water.
- Combine Ingredients: In a large bowl, mix pasta, crab meat, celery, bell pepper, and green onions.
- Prepare Dressing: Whisk together mayonnaise, sour cream, lemon juice, Cajun seasoning, garlic powder, paprika, salt, and pepper.
- Toss Everything: Pour the dressing over the pasta mixture and toss until coated.
- Chill and Serve: Refrigerate for at least 1 hour before serving.
Notes
- Adjust Cajun seasoning to taste.
- Substitute real lump crab meat if desired.
- Enhance with diced pickles or sweet corn for extra crunch.
- Prep Time: 20 minutes
- Cook Time: 10 minutes
- Category: Salad
- Method: Boiling
- Cuisine: Cajun
Nutrition
- Serving Size: 1 cup
- Calories: 340
- Sugar: 3g
- Sodium: 620mg
- Fat: 22g
- Saturated Fat: 4g
- Unsaturated Fat: 16g
- Trans Fat: 0g
- Carbohydrates: 25g
- Fiber: 1g
- Protein: 9g
- Cholesterol: 35mg