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Crockpot Tuna Noodle Casserole Recipe

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If you are looking for a simple dinner idea, dive in to this creamy crockpot tuna noodle casserole. Creamy pasta with cheese, flaky tuna, all in one simple crockpot tuna recipe. This is the best tuna noodle casserole recipe that will be a total comfort food.

Now, I grew up eating tuna casserole without peas. Some love peas paired with the tuna fish casserole. You are welcome to add in peas if you prefer it that way.

tuna casserole on plate

I am a sucker for simple dinner ideas that require minimal prep on my hand. It helps me keep from ordering takeout and staying home, on those nights I don’t want to be in the kitchen. A simple recipe that practically cooks itself!

Why Make This Tuna Casserole Recipe

Crock Pot Casserole – Want a crockpot casserole recipe? Here is one you can make in no time. I love having recipes on hand especially for fall and winter!

Easy Dinner Idea – This is a super simple tuna casserole. No fuss with prep, and a hands-off approach for cooking. This is a great dinner idea for any night of the week.

Inexpensive Dinner – If you are on a budget, this is an inexpensive dinner idea that feeds a large family. Plus the leftovers are pretty tasty as well!

No Condensed Soup – This recipe for crock pot tuna casserole does not contain condensed soups. I wanted to create a homemade casserole without condensed soups.

ingredients for a tuna casserole on white counter

Ingredients You Need

  • Tuna – I used canned tuna for this recipe. Tuna in water, which you will drain off the water in the can before pouring in.
  • Butter
  • Corn – This is optional but it does add a nice sweetness to the casserole dish.
  • Onion, Garlic, Celery – Adds a nice layer of flavor to the slow cooker casserole.
  • Salt and Pepper
  • Dried Dill
  • Egg Noodles – I love tuna casserole with egg noodles. You can swap the egg noodles out if you want, but it is our personal preference.
  • Milk
  • Broth
  • Ritz Crackers – This adds a buttery flavor and a crunch to the top of the casserole. You can go a step further and toss in the oven to broil to get a crunchier texture to the crackers.
plate of tuna casserole with cheese on top

Swaps and Variations

Here are a few slow cooker tuna noodle casserole swaps you can do to change up the recipe a bit. Feel free to alter to fit your preference.

  • You can use cream of mushroom soup or other condensed soups to mix in for a thick and creamy texture if you want.
  • Mix in green beans, peas, or over veggies of choice.
  • Swap the crackers with crushed potato chips for a different crunch topping.
  • You can assemble this recipe in a baking dish and bake in the oven instead of doing a crock pot recipe.
  • Season with your favorite spices and herbs to alter the flavor.
  • Add in some hot sauce to ramp up the heat a bit.

Tools You Will Need

Crock Pot

Vegetable Chopper

Cheese Grater

How to Make

Step 1: Start by sauting your butter with onions and celery. Cook for 2-3 minutes or until veggies are softened. Then add in the garlic and cook a minute longer.

pouring milk in crockpot with corn and veggies inside

Step 2: Add the mixture into your crockpot, and then top with corn. Season with salt, pepper, and the dried dill. Stir in the milk and broth.

Step 3: Next, layer in the egg noodles, and some tuna fish. Make sure the noodles are in the liquid, or the pasta will not cook properly.

tuna casserole mixed together

Step 4: Cook on high for 2 hours, and the last 15 minutes before serving, stir the mixture.

cheesy tuna noodles in crockpot with cheese on top

Step 5: Top with shredded cheese, and let it melt. Then top with the crackers, and serve. You can saute the crackers in a pan with some butter before topping if you want a crunchier texture.

What to Serve With Crockpot Tuna Noodle Casserole


Here are some frequently asked questions for this best tuna casserole recipe.

Related Recipes

tuna casserole on plate with herb sprinkled on top

Crockpot Tuna Noodle Casserole

Yield: 6-8 servings
Prep Time: 10 minutes
Cook Time: 2 hours 5 minutes
Total Time: 2 hours 15 minutes

Crockpot Tuna Noodle Casserole is an easy and cheesy tuna casserole. This egg noodle tuna casserole is loaded with cheese for a simple and satisfying dinner. A budget friendly crockpot dinner recipe.


  • 1 pound egg noodles
  • 2-5oz cans tuna, drained
  • 4 Tablespoons butter
  • 1 onion, diced
  • 2 stalks celery, diced
  • 2 garlic cloves, sliced
  • 1 cup corn, drained from juice
  • Salt and pepper, to taste
  • 1 teaspoon dried dill
  • 1 cup milk
  • 2 cups vegetable broth (or chicken broth)
  • 1 cup shredded cheese, optional
  • 1 cup Ritz crackers, crushed, optional + 1 tablespoon butter


  1. On the saute mode on your crockpot (if you have the option) or in a skillet on stove add the butter and onions and celery. Cook for 2-3 minutes on medium heat until onions are translucent.
  2. Then add in the garlic and cook an additional minute. Pour the veggies into the crockpot, or turn off the saute mode on your crockpot.
  3. Next, add in the salt, pepper and dill. Then pour the milk and broth on top.
  4. Place egg noodles in mixture, try to press all noodles in liquid. Then top with the 2 cans of tuna.
  5. Place the lid on the crockpot and cook for 2 hours on high.
  6. 15 minutes before the 2 hour mark, sprinkle on the shredded cheese if you add cheese. Then place lid on and let it finish cooking.
  7. If you want Ritz crackers on top add the crushed crackers in a pan with a tablespoon butter. Cook to brown and make the crackers crunchy. Sprinkle on right before serving if you want.
  8. Serve the crockpot tuna noodle casserole with your favorite sides and enjoy.


Topping - The Ritz crackers are optional. It adds a nice crunch factor to the casserole. You could also do crushed potato chips or Panko bread crumbs as well.

Cheese - Any cheese works for topping, but you do not have to make this a cheesy tuna casserole if you don't want.

Storing - The casserole will store a couple days in the fridge, or you can freeze any leftovers for 1-2 months. The noodles will be softer once thawed from being frozen.

Vegetables - You could add in green beans, peas, or other veggies to cook with the casserole if you want.

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Nutrition Information:
Yield: 8 Serving Size: 1
Amount Per Serving: Calories: 350Total Fat: 16gSaturated Fat: 8gTrans Fat: 1gUnsaturated Fat: 6gCholesterol: 69mgSodium: 496mgCarbohydrates: 32gFiber: 2gSugar: 8gProtein: 19g

This information is automatically calculated by third-party software, including but not limited to the Create or Bake Me Some Sugar. For accurate nutrition, I suggest running the ingredients in your own system to get a more accurate reading. Nutritional information is approximate and automatically calculated, and should only be viewed as an indication.

crockpot tuna noodle casserole close up on plate
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