Tuna Noodle Casserole Recipe

If you’re looking for the ultimate tuna noodle casserole recipe, you have officially landed in the right place. This classic comfort food has been a family dinner staple for decades, and for very good reason. It comes together with simple pantry ingredients, bakes up creamy and bubbling, and gets finished with a golden, buttery breadcrumb topping that brings the whole thing home.

This is the casserole that smells like home. Egg noodles coated in a rich cream of mushroom sauce, flaky chunks of canned tuna, tender sweet peas, sharp cheddar cheese, and that irresistible crunchy topping. It is hearty, filling, and deeply satisfying in the way only the best retro comfort food can be.

What makes this version stand out is the combination of sauteed aromatics. Instead of just dumping everything into a baking dish, you soften diced celery and onion in butter first. That small extra step adds a layer of savory flavor that you can really taste in every bite.

For the best texture, pulling the egg noodles out of the boiling water just before they reach al dente is key. They will finish cooking in the oven and absorb all the creaminess around them. The result is perfectly tender noodles that hold their shape beautifully.

Ready to make a dinner that everyone at the table will actually be excited about? Read on.

If you enjoy cozy baked casseroles like this one, you might also love this Tuna Casserole for another delicious take on a classic.

Why You’ll Love This Tuna Noodle Casserole Recipe

This dish earns its place at the weeknight dinner table again and again. It checks every box that a great family meal needs to check.

It uses pantry staples you likely already have on hand. Canned tuna, cream of mushroom soup, egg noodles, frozen peas, and a block of cheddar are the building blocks here.

The hands-on time is minimal. You spend about 15 to 20 minutes on prep and then let the oven do the heavy lifting for the rest.

It is incredibly budget-friendly. Feeding a family of six for just a few dollars per serving is a very real thing with this recipe.

The leftovers are arguably even better. The flavors meld together overnight, making next-day lunch something to look forward to.

It is endlessly customizable. Swap out the vegetables, change up the cheese, or add a touch of Dijon mustard for a little tang. This recipe is forgiving and flexible.

Kids and adults alike tend to go back for seconds. The creamy filling paired with that crunchy golden topping is genuinely hard to resist.

Read Also: Chicken Casserole

Ingredients

This recipe uses simple, recognizable ingredients that work together beautifully. The key is using quality canned tuna and not overcooking the noodles before they go into the oven.

• 8 oz (225g) wide egg noodles
• 2 cans (5 oz / 140g each) solid white albacore canned tuna in water, well drained
• 1 can (10.5 oz / 298g) condensed cream of mushroom soup
• 1 cup (240ml) whole milk
• 1/2 cup (120ml) sour cream
• 1 1/2 cups (170g) sharp cheddar cheese, shredded and divided
• 1 cup (150g) frozen peas
• 2 stalks celery, finely diced
• 1/2 medium yellow onion, finely diced
• 2 tablespoons unsalted butter (for sauteing)
• 1/2 teaspoon garlic powder
• 1/2 teaspoon onion powder
• 1/4 teaspoon black pepper
• 1/2 teaspoon kosher salt (plus more for pasta water)
• 2 tablespoons fresh parsley, chopped (optional, for garnish)

For the breadcrumb topping:

• 3/4 cup (45g) panko breadcrumbs
• 2 tablespoons unsalted butter, melted
• 1/4 cup (25g) grated Parmesan cheese

For another pantry-friendly dinner idea, check out this Chicken Broccoli Rice Casserole.

Kitchen Equipment Needed

Having the right tools on hand makes this recipe completely stress-free. Nothing here is specialty equipment, but a few quality pieces will make a real difference in your results.

• Large 9×13 inch baking dish
• Large pot for boiling pasta
• Medium skillet for sauteing aromatics
• Large mixing bowl
• Small mixing bowl (for breadcrumb topping)
• Colander or strainer
• Wooden spoon or silicone spatula
• Sharp knife and cutting board
• Dry and liquid measuring cups
• Measuring spoons
• Box grater or food processor for shredding cheese

You might also enjoy making this Green Bean Casserole the next time you want a classic baked side dish.

Recommended Products for This Recipe

These are products chosen based on quality, performance, and how much of a difference they make in achieving the best results for this recipe.

1. Solid White Albacore Tuna in Water (12-Pack)

Solid white albacore tuna has a firmer, meatier texture than light tuna, and a milder flavor that does not overwhelm the other ingredients. Draining it thoroughly is important to keep the casserole from becoming watery. A 12-pack keeps your pantry stocked for multiple batches.

Get it on Amazon

2. Emile Henry Ceramic Baking Dish

A high-quality ceramic baking dish distributes heat evenly, which means no hot spots that could cause uneven cooking. The glazed surface also makes cleanup simple even after baking a bubbly, cheesy casserole. This is an investment piece that will last for years.

Get it on Amazon

3. Kikkoman Panko Bread Crumbs

Panko breadcrumbs create a noticeably lighter, crispier topping than regular breadcrumbs. The larger, flakier crumb structure catches the melted butter perfectly and browns to a gorgeous golden color in the oven. This brand consistently delivers the crunch that makes the topping memorable.

Get it on Amazon

4. Mueller’s Wide Egg Noodles

Wide egg noodles are the classic, traditional pasta for tuna noodle casserole. They hold up beautifully in the creamy sauce without turning mushy, and their broad shape catches plenty of filling in every bite. Mueller’s is a reliable brand with consistent quality.

Get it on Amazon

5. OXO Good Grips Box Grater

Shredding cheese directly from the block gives you far better melt and texture than pre-shredded. Pre-shredded cheese contains anti-caking powder that can make sauces grainy. An OXO box grater is sturdy, efficient, and has a comfortable grip that makes the task easy.

Get it on Amazon

Another family casserole favorite worth bookmarking: Potato Casserole.

Step-by-Step Instructions

Step 1: Preheat the Oven and Prepare the Baking Dish

• Preheat your oven to 400°F (200°C). Give it at least 15 minutes to come to full temperature before you put the casserole in.
• Lightly grease your 9×13 inch baking dish with cooking spray or a thin swipe of softened butter. This prevents sticking and makes serving and cleanup much easier.
• Set the prepared dish aside on your counter while you work on the rest of the recipe.

Step 2: Cook the Egg Noodles

• Bring a large pot of water to a rolling boil over high heat. Season it generously with kosher salt. The water should taste pleasantly salty, almost like mild ocean water.
• Add the 8 oz (225g) of wide egg noodles to the boiling water and stir immediately to prevent sticking.
• Cook the noodles for 1 to 2 minutes less than the package directions specify for al dente. For most wide egg noodles, this means cooking for about 5 to 6 minutes total. They should still have a slightly firm bite in the center because they will continue to cook in the oven.
• Drain the noodles in a colander and rinse them briefly under cold water to stop the cooking process. Set them aside.

Step 3: Saute the Aromatics

• Place your medium skillet over medium heat and add 2 tablespoons of unsalted butter. Let it melt and foam slightly before adding the vegetables.
• Add the finely diced celery and onion to the skillet. Stir to coat them in the butter.
• Cook, stirring occasionally, for about 5 to 7 minutes until the celery has softened and the onion turns translucent and lightly golden. Do not rush this step. Soft, golden aromatics add a depth of savory flavor that makes the finished casserole taste like it came from a home cook who knows what they are doing.
• Remove the skillet from heat and set aside.

Step 4: Mix the Creamy Filling

• In your large mixing bowl, combine the condensed cream of mushroom soup and the whole milk. Whisk them together until the soup is completely smooth with no lumps.
• Add the sour cream and stir to combine. The sour cream adds richness and a very subtle tanginess that brightens the overall flavor.
• Add the garlic powder, onion powder, black pepper, and 1/2 teaspoon of kosher salt. Stir to incorporate evenly.
• Drain the two cans of albacore tuna very thoroughly, pressing on the tuna with a fork or the lid of the can to squeeze out as much liquid as possible. Excess liquid will make the casserole watery. Add the drained tuna to the bowl and gently flake it apart with a fork as you stir it in. You want some larger pieces to remain for texture.
• Add 1 cup (approximately 115g) of the shredded sharp cheddar cheese, the frozen peas (no need to thaw them), and the sauteed celery and onion mixture. Stir everything together until evenly combined.
• Add the drained, cooked egg noodles to the bowl. Fold them in gently using a spatula to avoid breaking them apart. Make sure every noodle is coated in the creamy mixture.

Step 5: Assemble the Casserole

• Transfer the entire noodle mixture to your prepared 9×13 inch baking dish. Use a spatula to spread it out into an even, flat layer. Make sure the filling reaches all the corners of the dish.
• Sprinkle the remaining 1/2 cup (55g) of shredded cheddar cheese evenly over the top of the casserole.

Step 6: Make the Breadcrumb Topping

• In your small mixing bowl, combine the 3/4 cup (45g) of panko breadcrumbs, 2 tablespoons of melted butter, and 1/4 cup (25g) of grated Parmesan cheese.
• Stir everything together until the butter is evenly distributed and all the breadcrumbs are lightly moistened. The mixture should look like damp, sandy crumbs.
• Scatter the breadcrumb mixture evenly over the top of the casserole, covering the shredded cheddar cheese layer below.

Step 7: Bake Until Golden and Bubbly

• Place the assembled casserole on the center rack of your preheated 400°F (200°C) oven.
• Bake for 20 to 25 minutes, until the filling is hot and bubbling at the edges and the breadcrumb topping has turned a deep golden brown. If the topping is not quite as browned as you like after 25 minutes, switch the oven to broil on high and watch it carefully for 1 to 2 minutes. The breadcrumbs go from golden to burnt very quickly under the broiler, so do not walk away.
• Remove from the oven and let the casserole rest for 5 minutes before serving. This allows the filling to settle and thicken slightly so it does not run all over the plate.

Step 8: Garnish and Serve

• Sprinkle the chopped fresh parsley over the top of the casserole just before serving, if using. The pop of green color makes the dish look polished and appetizing.
• Scoop generous portions into bowls or onto plates and serve immediately while the filling is hot and creamy and the topping is still crisp.

You might also enjoy this comforting Squash Casserole as a great vegetable side dish to serve alongside.

Tips for Success

Getting this casserole right is genuinely easy once you know a few key things. These are the tips that make the biggest difference between a good tuna noodle casserole and a great one.

• Undercook the noodles intentionally. Pulling them out 1 to 2 minutes early is the single most important step for avoiding a mushy final texture. They absorb the creamy sauce as they finish cooking in the oven.
• Drain the tuna very well. Press on the tuna with the can lid or a fork and squeeze firmly. Any excess water in the can will thin out your sauce and affect the texture of the whole dish.
• Shred your own cheese. Pre-shredded cheddar contains anti-caking agents that prevent smooth melting. Grating a block of sharp cheddar takes an extra two minutes and produces a noticeably creamier, siltier result.
• Do not skip sauteing the aromatics. Soft, golden celery and onion add a savory backbone to the filling. Raw vegetables would add crunch and raw flavor that is less appealing in this type of casserole.
• Season your pasta water generously. Salt the boiling water until it tastes pleasantly salty. Under-seasoned pasta will make the whole dish taste flat even if everything else is perfectly seasoned.
• Watch the broiler. If you use the broiler to finish the topping, keep your eyes on it the whole time. Thirty seconds is sometimes all it takes to go from perfect golden to burnt.

Read Also: Cream of Mushroom Soup

Serving Suggestions

This casserole is a complete and filling meal on its own, but a few simple accompaniments make the dinner feel even more special. Because the casserole is rich and creamy, pairing it with something fresh and light is always a good idea.

A crisp green salad dressed with a simple lemon vinaigrette provides a bright contrast to the richness of the casserole. Serve the salad alongside and let each person dress their own plate for a relaxed, casual dinner feel.

• Warm, crusty Cheesy Garlic Bread for scooping up every bit of creamy filling
• A simple Broccoli Salad for a fresh, crunchy contrast
• Buttery Dinner Rolls for a classic comfort food pairing
• Roasted Broccoli tossed with a little olive oil and garlic as a healthy side
• Steamed green beans or buttered corn on the cob for a simple weeknight veggie side
• A light cucumber and tomato salad dressed with red wine vinegar and olive oil

Variations to Try

Once you have the classic version down, this casserole becomes a wonderful template for creativity. Swapping or adding ingredients is simple because the recipe is so forgiving.

• Crushed Ritz Cracker Topping: Swap the panko for crushed Ritz crackers mixed with melted butter. This creates a richer, slightly saltier topping that is deeply nostalgic and incredibly delicious.
• Cream of Celery Soup: Replace the cream of mushroom soup with cream of celery for a lighter, slightly more delicate flavor profile that lets the tuna shine.
• Add Sliced Mushrooms: Stir in 1 cup of sliced cremini mushrooms when sauteing the celery and onion for extra earthy flavor and texture.
• Green Bean and Pea Mix: Replace all or half of the frozen peas with frozen or canned green beans for a different vegetable combination.
• Dijon Mustard Kick: Stir 1 to 2 teaspoons of Dijon mustard into the cream sauce mixture for a subtle tangy depth that really complements the tuna.
• Extra Cheesy Version: Stir 1/2 cup of cream cheese, softened, into the filling along with the cheddar for an even richer, creamier result. Baked Mac and Cheese fans will especially love this twist.
• Gluten-Free Version: Use gluten-free egg noodles or pasta, gluten-free cream of mushroom soup, and gluten-free breadcrumbs. The rest of the recipe stays exactly the same.

Storage and Reheating

This casserole stores and reheats beautifully, which makes it a great candidate for meal prepping ahead of a busy week.

• Refrigerator: Store cooled leftovers in an airtight container or cover the baking dish tightly with plastic wrap or aluminum foil. It will keep well in the refrigerator for up to 3 days.
• Freezer: Assemble the casserole without the breadcrumb topping, cover tightly with a double layer of plastic wrap and a layer of aluminum foil, and freeze for up to 2 months. Add fresh breadcrumb topping when ready to bake from frozen. Bake at 375°F (190°C) covered for 45 minutes, then uncover and bake for another 20 to 25 minutes until hot and bubbling throughout.
• Reheating in the oven: Place leftover casserole in an oven-safe dish, cover loosely with foil, and bake at 350°F (175°C) for 15 to 20 minutes until heated through. Remove the foil for the last 5 minutes if you want to refresh the crispiness of the topping.
• Reheating in the microwave: Transfer a portion to a microwave-safe dish and heat on medium power in 90-second intervals, stirring between each, until steaming hot throughout. Microwave reheating will soften the breadcrumb topping, so the oven method is preferred when time allows.

For another make-ahead comfort food casserole, this Corn Casserole is an absolute winner.

Nutritional Facts

The following information is based on a serving size of approximately 1.25 cups, assuming the casserole yields 6 servings. Values are estimates and may vary depending on specific brands and ingredient quantities used.

This casserole is a satisfying source of protein and provides meaningful amounts of calcium from the cheese and dairy components. Using low-fat sour cream and reduced-fat cheddar will lower the fat content if that is a priority for your household.

Read Also: Easy Tuna Salad

Health Benefits of Key Ingredients

Beyond being delicious, this casserole includes several ingredients that provide genuine nutritional value. It is a well-rounded meal that covers multiple food groups in a single dish.

The main ingredients work together to deliver both comfort and nourishment.

• Canned tuna is one of the most affordable and accessible sources of high-quality lean protein available. It is also a source of omega-3 fatty acids, which support heart health and brain function. Solid white albacore tuna tends to be higher in omega-3s than light tuna, making it the better nutritional choice here.
• Egg noodles provide sustained energy through complex carbohydrates and also contribute B vitamins and a small amount of iron. Cooking them al dente means they have a lower glycemic impact than fully cooked pasta.
• Frozen peas are a nutritional powerhouse in disguise. They deliver plant-based protein, fiber, vitamin K, vitamin C, and iron. Adding them straight from frozen preserves their color, texture, and nutrients better than thawing them first.
• Sharp cheddar cheese is a good source of calcium and phosphorus, both of which support bone density and overall skeletal health. The sharpness of aged cheddar means you get big flavor from a smaller amount of cheese.
• Celery is extremely low in calories and provides a source of vitamin K, folate, and potassium. Its high water content helps add volume and freshness to the filling without adding extra fat or heaviness.
• Whole milk and sour cream contribute calcium, phosphorus, and fat-soluble vitamins including A and D.

Another nutritious and comforting meal to add to your rotation: Chicken Tortilla Soup.

Frequently Asked Questions

1. Can I use light tuna instead of white albacore tuna?

Yes, you can absolutely use light tuna in this recipe. Light tuna tends to have a stronger, slightly fishier flavor compared to solid white albacore, and it flakes into smaller pieces.

If you prefer a milder taste and a firmer texture in the finished casserole, albacore is the better choice. Both work well and the recipe will turn out delicious either way.

2. Can I make this tuna noodle casserole ahead of time?

Yes, this casserole is a great make-ahead meal. Assemble the filling and transfer it to the baking dish, then cover and refrigerate for up to 24 hours before baking.

Wait to add the breadcrumb topping until just before it goes into the oven. This prevents the crumbs from becoming soggy.

3. What can I substitute for cream of mushroom soup?

Cream of celery soup or cream of chicken soup are the most common and seamless substitutes. They change the flavor profile slightly but work beautifully in this recipe.

For a completely from-scratch version, you can make a simple bechamel sauce using butter, flour, chicken or vegetable broth, and milk, seasoning it with salt, pepper, and garlic powder.

4. My casserole came out watery. What went wrong?

The two most common culprits are insufficiently drained tuna and overcooked noodles. Make sure to press the liquid out of the tuna very firmly before adding it to the bowl.

Additionally, noodles that were cooked too long will release extra starch and water as the casserole bakes. Pulling them out of the water slightly undercooked is the best preventative measure.

5. Can I freeze leftover tuna noodle casserole after baking?

Yes, baked leftovers can be frozen, though the texture of the noodles will soften somewhat after freezing and reheating. Let the casserole cool completely, then portion it into airtight freezer-safe containers.

Freeze for up to 6 weeks and reheat in the oven at 350°F (175°C) covered with foil until warmed through. The topping will not be crispy after freezing, but the flavor remains very good.

Read Also: Tuna Salad Recipe with Egg

Final Thoughts

Tuna noodle casserole is proof that the simplest, most humble ingredients can produce something truly wonderful when treated with a little care and attention.

This recipe is the kind of dinner that earns a place in your regular rotation not because it is fancy, but because it reliably delivers comfort, satisfaction, and smiles around the table.

Give this classic tuna noodle casserole recipe a try this week. Pull out that baking dish, stock up on a few cans of tuna, and enjoy the kind of dinner that tastes like home.

Leave a comment below to let us know how it turned out for your family. Sharing your photos and tips is always welcome and helps other readers make the recipe their own!

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