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 Jumbo Shells?

You need 8 ingredients. The key ingredients include: 1 pkg. jumbo shells, 1 can tuna, 4 oz. grated Swiss, 1/2 c. mayo, and more.

Is Seafood Jumbo Shells suitable as seafood?

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

How do I store leftover Seafood Jumbo Shells?

Store leftovers in an airtight container in the refrigerator for up to 3–4 days. Reheat gently before serving.

Seafood Jumbo Shells Recipe

Name: Seafood Jumbo Shells
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 1 pkg. jumbo shells; 1 can tuna; 4 oz. grated Swiss; 1/2 c. mayo; 2 Tbsp. thin celery; 1 Tbsp. finely chopped onion; 1 Tbsp. finely chopped pimento; celery leaves (for garnish)

Try this homemade Seafood Jumbo Shells recipe the whole family will love. Made with jumbo shells, tuna, grated Swiss and mayo. Easy step-by-step instruc…

This Seafood Jumbo Shells relies on simple, everyday ingredients such as jumbo shells, tuna, grated swiss and mayo. It comes together quickly and makes 4 servings, at about 119 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

Servings: persons

1 pkg. jumbo shells
1 can tuna
4 oz. grated Swiss
1/2 c. mayo
2 Tbsp. thin celery
1 Tbsp. finely chopped onion
1 Tbsp. finely chopped pimento
celery leaves (for garnish)

Frequently Asked Questions

Quick Info

Servings
4 servings
Calories
119 kcal
Category
Seafood

Eats Now Editorial Team

Recipe developed & tested in-house

Passionate cooks who develop and test new recipes every day – from quick weeknight dinners to special occasion feasts.

Reviewed by the Eats Now Kitchen Team

More about our team →

Seafood Jumbo Shells

Tips for the best results

Variations & substitutions

My Personal Notes

How did you like this recipe?

Frequently Asked Questions