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 Cheesy Tuna Noodle Casserole?

You need 10 ingredients. The key ingredients include: 2 (7 ounce) envelopes tuna, 2 large celery ribs, diced, 1 medium onion, minced fine, 2 tablespoons butter, and more.

Is Cheesy Tuna Noodle Casserole suitable as seafood?

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

How do I store leftover Cheesy Tuna Noodle Casserole?

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

Cheesy Tuna Noodle Casserole Recipe

Name: Cheesy Tuna Noodle Casserole
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 2 (7 ounce) envelopes tuna; 2 large celery ribs, diced; 1 medium onion, minced fine; 2 tablespoons butter; 1 (10 1/2 ounce) can cream of mushroom soup; 1 cup milk; 1 1/2 cups shredded cheddar cheese; 16 ounces egg noodles; salt and pepper; 1 (10 ounce) package frozen peas (COMPLETLY OPTIONAL!!)

Try this homemade Cheesy Tuna Noodle Casserole recipe the whole family will love. Made with tuna, celery, onion and butter. Easy step-by-step instructio…

This Cheesy Tuna Noodle Casserole relies on simple, everyday ingredients such as (7 ounce) envelopes tuna, large celery ribs, diced, medium onion, minced fine and butter. It comes together quickly and makes 4 servings, at about 778 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

Use a neutral oil or a plant-based spread in place of butter for a dairy-free version.
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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Cheesy Tuna Noodle Casserole

Tips for the best results

Variations & substitutions

My Personal Notes

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