Instant Pot Tuna Noodle Casserole Recipe- Easy and Flavorful

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Our Instant Pot Tuna noodle casserole is a frugal recipe to keep on hand. This is an Instant Pot tuna noodle casserole that is full of tuna, noodles, peas, and more.

Learn how to make tuna casserole in your pressure cooker. Once you try this tuna casserole recipe you will want to make it again and again.

tuna noodle casserole close up photo in white bowl

Instant Pot noodles with tuna are incredible. This is a go-to recipe when I want something hearty to whip up. We tend to have all these ingredients on hand so it makes it easy to cook and serve.

tuna noodle casserole ingredients

Main Ingredients Needed

Here are the ingredients you need for this tuna recipe.

  • Oil and Butter
  • Onion
  • Low Sodium Chicken Stock
  • Salt and Pepper
  • Dry Spices
  • Tuna
  • Egg Noodles
  • Cream of Mushroom Soup
  • Half and Half
  • Frozen Peas
  • Shredded Cheese

How to Make Tuna Casserole

Full directions for this tuna noodle Instant Pot recipe are in the printable recipe card at the bottom of the post. This is a quick overview for this easy tuna casserole.

Start by turning your Instant Pot on saute and add your butter and onion. Stir well till your butter is melted.

Add in your onions and saute and cook for 3-5 minutes or until the onions are fully cooked.

Then add in your broth, salt, pepper, onion powder, garlic, dill, and half and half. Now add on your egg noodles on top of the liquid and do not stir.

tuna noodle casserole ingredients in Instant Pot with wooden spoon

Top noodles with tuna, and soup, then close the lid and move to seal position. Cook for 3 minutes, with a quick release.

Once you are done with the quick release, mix up your Instant Pot. Toss in your peas, stir and add in cheese.

Dish it up and enjoy it.


  • Glass storage containers | This set of storage containers has a nice assortment of sizes and number of containers.
  • Wooden spoons | These spoons are a go-to for everything we need to stir on the stovetop or in our Instant Pot.
  • Magnetic wall spice organizer | Clear out your spice drawer or spice cabinet and get those spices organized! Not only functional, this spice rack is also an attractive addition to your cooking space.
tuna noodle casserole in white bowl

What to Serve With Tuna Casserole

You are welcome to use this as a meal in one. Or reach for a vegetable side dish, bread, and butter, dinner rolls, or even a salad recipe.

Feel free to serve up this dish however you would like. Other popular sides are broccoli salad, bean salad, etc.

Expert Tips and Variations

  • For this Instant Pot tuna casserole, you need to make sure that you have the noodles submerged in liquid. Otherwise, the noodles will not soften properly.
  • For a budget recipe, consider using other frozen vegetables like a mixed veggie to dump in instead of just carrots.
  • Add on some cheese or even a dollop of sour cream for serving up.

More Easy Dinner Ideas

  • Ham and Potato Soup is a delicious soup that is so easy to make. A great recipe to use leftover holiday ham.
  • Ground Beef Recipes | Here is a nice size list of ground beef recipes all cooked in the pressure cooker.
  • Baby Back Ribs | Have you tried ribs in the Instant Pot? Check out this easy and finger-licking good rib recipe!

Recipe FAQs

Here are helpful tips and questions for this easy tuna noodle casserole recipe.

What is tuna casserole?

Tuna casserole is a pasta dish that is filled with tuna, creamy sauce, and peas. A simple and affordable casserole you can make to feed a crowd.

Can You Freeze Tuna Casserole?

Tuna casserole can be frozen if you don't eat it all right away. Just allow your casserole to cool down. Then place in the freezer-friendly container and freeze for up to three months.
Thaw in the fridge the night before you want to eat. Then reheat in the microwave or even in the oven. If you heat in the oven cover with aluminum foil to prevent it from drying out.

How long to cook tuna casserole?

You will pressure cook the tuna casserole for 3 minutes. Then you will take time to saute the vegetables, and that is all it takes. Just remember to allow time for the Instant Pot to come to pressure.

What does it mean to quick release pressure on Instant Pot?

To quick release pressure that means you will use a wooden spoon to press down or turn the valve on the pressure cooker lid. This will release a lot of steam, depressurizing the Instant pot.
Once the pin drops you can open the lid and stir and serve up your tuna casserole.

Can I make tuna casserole in the oven?

Cook pasta as directed on the package. Then mix up the ingredients, cover with aluminum foil and bake at 350 degrees for around 30-40 minutes or until the dish is nice and warm.
Grab a spoon and dish up this wholesome comfort food.

Can dogs eat tuna noodle casserole?

There is a lot of sodium and carbs in this casserole so it is recommended to not feed to your four-legged friend.

How to know when tuna noodle casserole is done?

The big thing is the pasta needs to be cooked. Tuna is fully cooked when you reach for canned tuna. So once the pasta is done, the casserole is ready to dish up.

Yield: 6 servings

Instant Pot Tuna Noodle Casserole

Instant Pot Tuna Noodle Casserole

Instant Pot Tuna Noodle Casserole is a frugal recipe that is a comfort food favorite. Stretch your food budget with this recipe and enjoy every savory bite.

Prep Time 5 minutes
Cook Time 8 minutes
Additional Time 5 minutes
Total Time 18 minutes


    1. Turn your Instant Pot on sauté mode. Once it is hot, add in your oil and butter. Stir well until the butter is completely melted. Once it is melting add in your onions. Sauté your onions for about 3 to 5 minutes until they are fully cooked.
    2. next, add in your chicken broth, salt, pepper, Garlic and onion powder, dill weed, and half-and-half. Mix well.
    3. Place your noodles on top of your liquid mixture. Do not stir.
    4. Add your tuna fish to the top of your noodles. Make sure they are evenly distributed on top of the noodles. Do not stir.
    5. Add your soup evenly distributed on top of your tuna mixture. Do not stir.
    6. Close the lid on your instant pot by twisting it close. Push the ceiling valve away from you to lock in the pressure. Set your Instant Pot to high pressure for 3 minutes.
    7. After your three minutes have completed, using a hot pad or towel, bring the ceiling valve toward you to open and release the pressure.
    8. Once the pressure has been released, open your Insta pot by unscrewing the lid.
    9. Give your casserole a good mix.
    10. Mix in your peas. Stir well. Lastly, mixing your shredded cheese. Stir well.
    11. Enjoy this delicious comfort food casserole!

Nutrition Information



Serving Size


Amount Per Serving Calories 603Total Fat 42gSaturated Fat 22gTrans Fat 1gUnsaturated Fat 16gCholesterol 127mgSodium 1348mgCarbohydrates 27gFiber 2gSugar 4gProtein 30g

Did you make this recipe?

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  • Jessica McCoy

    Jessica McCoy is a seasoned food blogger with 14+ years of experience in the industry. As a self-taught home cook, she enjoys creating and finetuning easy recipes that are fool proof and simple for anyone to make. Her expertise is in all things kitchen: cooking tips, air fryer recipes, Instant Pot and other pressure cooking recipes, and slow cooker recipes. Jessica was the previous owner of AllSheCooks, where she focused on easy every day recipes including budget friendly dinner recipes and desserts.

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