How many servings does this recipe make?

This recipe makes 4 servings. You can adjust the portion size directly on this page.

What ingredients do I need for Seafood Pasta Salad?

You need 12 ingredients. The key ingredients include: 2 (12 oz.) bags rotini pasta (uncooked), 1/2 yellow onion, diced, 1/2 purple onion, diced, 1/2 bell pepper, diced, and more.

Is Seafood Pasta Salad suitable as seafood?

Yes, Seafood Pasta Salad falls under the Seafood category and is a great choice for this type of meal.

How do I store leftover Seafood Pasta Salad?

Keep refrigerated in an airtight container and enjoy within 1–2 days for the best freshness. Best served cold — no reheating needed.

Seafood Pasta Salad Recipe

Name: Seafood Pasta Salad
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 2 (12 oz.) bags rotini pasta (uncooked); 1/2 yellow onion, diced; 1/2 purple onion, diced; 1/2 bell pepper, diced; 1 stalk celery, diced; 3 lb. seasoned boiled shrimp, cut in half; 1 lb. cooked fresh white crabmeat; 1 1/2 c. mayonnaise; 2 Tbsp. Creole mustard; 2 Tbsp. Tony Chachere seasoning; 2 Tbsp. ketchup; 1/4 tsp. salt (if needed)

Fresh, crisp and full of flavor — this Seafood Pasta Salad is a must-try. Made with rotini pasta, yellow onion, purple onion and bell pepper. Easy step-…

This Seafood Pasta Salad relies on simple, everyday ingredients such as yellow onion, diced, purple onion, diced, bell pepper, diced and stalk celery, diced. It comes together quickly and makes 4 servings, at about 1165 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.

Updated Jun 30, 2026

Serves 4 Seafood

1165

kcal

Calories

Tips for the best results

Read through all the steps once before you start and measure out your ingredients first — it makes everything go more smoothly.
Taste as you go and adjust the seasoning before serving.
Avoid overcrowding the pan — cook in batches if needed for the best texture.
Let the dish rest for a few minutes before serving so the flavors settle.
Store leftovers in an airtight container in the fridge and enjoy within a few days.

Variations & substitutions

Feel free to swap in similar ingredients you already have on hand and adjust seasoning to taste.

No specific allergen information. Please check the ingredient list for possible allergens.

My Personal Notes

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Seafood Pasta Salad

Tips for the best results

Variations & substitutions

My Personal Notes

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