Grandma's Old-Fashioned Creamy Tuna Noodle Casserole Recipe (7 Ingredients, 30 Minutes) by 30Seconds Food

Grandma's Old-Fashioned Creamy Tuna Noodle Casserole Recipe (7 Ingredients, 30 Minutes)

At 30Seconds, we love old-fashioned recipes like Grandma used to make. This classic casserole recipe is a great example because it's easy, comforting and delicious. It reminds us of what Grandma (or Mom) made back in the day! 

With rotini pasta, tuna and green peas in a sauce made with cream of mushroom soup, milk, Parmesan cheese and garlic powder, it's a satisfying budget-friendly dinner. This creamy dinner recipe is so easy to make, and it's ready in only about 30 minutes. Simple and delicious! 

Serve this easy tuna noodle casserole recipe with a salad or nothing at all. Just grab a fork and you're done.

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Cuisine: American
Prep Time: 5 minutes
Cook Time: 20 minutes
Total Time: 25 minutes
Servings: 6


  • 4 cups cooked rotini pasta
  • 2 cans tuna, drained
  • 2 cups frozen peas, thawed
  • 20 ounces (2 cans) cream of mushroom soup
  • 1 cup milk
  • 1/2 cup freshly grated Parmesan cheese
  • 1 teaspoon garlic powder

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Recipe Notes

  • If you'd like some heat, feel free to add a sprinkle of red pepper flakes.
  • You can use your favorite shredded cheese, such as mozzarella, instead of Parmesan.
  • If you have any leftovers of this easy tuna casserole, add a little milk when reheating. 
  • If you don't like tuna, you could add chicken instead.
  • Store leftovers in an airtight container in the refrigerator or freezer.

Here's how to make it:

  1. Put the pasta, tuna and peas into a large mixing bowl.
  2. Add the cream of mushroom soup, milk, cheese and garlic powder. Mix well. Season with salt and pepper, if desired.
  3. Pour the mixture into a 13x9-inch baking dish. Top with additional Parmesan cheese, if desired. Bake in a preheated 350-degree F oven for about 20 minutes or until cooked through. Serve.

Nutrition Facts Per Serving

Calories: 278

Total Fat: 7.4g

Saturated Fat: 1.9g

Cholesterol: 41mg

Sodium: 729mg

Total Carbohydrate: 29.3g

Dietary Fiber: 1.5g

Total Sugars: 4.8g

Protein: 22.4g

Vitamin D: 0mcg

Calcium: 102mg

Iron: 3mg

Potassium: 305mg

Recipe cooking times, nutritional information and servings are approximate and provided for your convenience. However, 30Seconds is not responsible for the outcome of any recipe, nor may you have the same results because of variations in ingredients, temperatures, altitude, errors, omissions or cooking/baking abilities. This recipe has been analyzed by VeryWellFit. However, any nutritional information is provided as a courtesy and it is up to the individual to ascertain accuracy. To ensure image quality, we may occasionally use stock photography.

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Donna John
I grew up eating tuna noodle casserole.
Classic comfort food! 😍
Elisa Schmitz
So simple yet so delicious! #yum

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