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 Grammy'S Tuna Noodle Casserole?

You need 13 ingredients. The key ingredients include: 1 (8 ounce) package noodles, cooked, 1 can cream of mushroom soup, 1 (12 ounce) can flaked tuna, drained, 1 (14 1/2 ounce) can green beans, drained, and more.

Is Grammy'S Tuna Noodle Casserole suitable as seafood?

Yes, Grammy'S Tuna Noodle Casserole falls under the Seafood category and is a great choice for this type of meal.

How do I store leftover Grammy'S Tuna Noodle Casserole?

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

Grammy'S Tuna Noodle Casserole Recipe

Name: Grammy'S Tuna Noodle Casserole
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 1 (8 ounce) package noodles, cooked; 1 can cream of mushroom soup; 1 (12 ounce) can flaked tuna, drained; 1 (14 1/2 ounce) can green beans, drained; 1 tablespoon chopped pimiento; 1/3 cup onion, chopped; 1/4 teaspoon salt; 1/8 teaspoon pepper; 1/4 teaspoon paprika; 1/2 cup milk; 1/4 mayonnaise; 1 cup sharp cheddar cheese; slivered blanched almond

Try this homemade Grammy'S Tuna Noodle Casserole recipe the whole family will love. Made with noodles, cream of mushroom soup, green beans and pimiento.…

This Grammy'S Tuna Noodle Casserole relies on simple, everyday ingredients such as cream of mushroom soup, chopped pimiento, onion, chopped and salt. It comes together quickly and makes 4 servings, at about 335 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

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

Leave out the nuts to make it nut-free, or swap in seeds for a similar crunch.
Coconut cream is a reliable plant-based alternative to dairy cream.

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

My Personal Notes

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Grammy'S Tuna Noodle Casserole

Tips for the best results

Variations & substitutions

My Personal Notes

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