Noodle Casserole

Noodle Casserole
⏱️ cook time 45 minutes
🍽️ servings 6
⚡ Difficulty easy

intro

Creamy, nostalgic baked noodle casserole with tender pasta, savory tuna, melted cheese, and crisp panko topping—classic shareable comfort food.

Ingredients

Wide dry egg noodles 225 grams (8 oz)
Canned light tuna (drained, packed in water) 180 grams (2 standard 5oz cans, drained weight)
Shredded sharp cheddar cheese 170 grams (1.5 packed cups)
Condensed cream of mushroom soup 305 ml (1 standard 10.5oz can)
Frozen mixed peas & carrots 150 grams (1 cup)
Whole milk 120 ml (0.5 cup)
Finely diced yellow onion 75 grams (0.5 cup)
Unsalted butter 33 grams (2 tablespoons + 1 teaspoon)
Panko breadcrumbs 40 grams (0.5 cup)
Garlic powder 1 teaspoon (3 grams)
Ground black pepper 0.5 teaspoon (1 gram)
Kosher salt 0.25 teaspoon (1.5 grams)

Steps

1

Preheat your oven to 190°C (375°F). Use 1 teaspoon (5g) of the unsalted butter to lightly grease a 2-quart (2L) square glass baking dish. Bring 2 liters (8 cups) of heavily salted water to a rolling boil in a large stockpot over high heat, add 225g dry wide egg noodles, and cook for 6 minutes until al dente (firm to the bite). Drain noodles and set aside; do not rinse.

Step 1
step1:
2

While noodles cook, heat 1 tablespoon (14g) of unsalted butter in a medium skillet over medium heat (pan surface ~160°C/320°F). Add 75g finely diced yellow onion and sauté for 3 minutes until soft and translucent, with no browned edges. Stir in 305ml condensed cream of mushroom soup, 120ml whole milk, 1 teaspoon garlic powder, 0.5 teaspoon ground black pepper, and 0.25 teaspoon kosher salt, whisk until smooth, and heat for 2 minutes until just barely simmering.

Step 2
step2:
3

In a large mixing bowl, combine the drained al dente noodles, warm cream sauce, 150g frozen peas and carrots (no need to thaw), 180g drained flaked tuna, and 113g (1 packed cup) of the shredded sharp cheddar. Gently fold with a rubber spatula until all ingredients are evenly coated in sauce, taking care not to overmix or mash the tuna into a fine paste.

Step 3
step3:
4

Transfer the entire noodle filling mixture into the pre-greased baking dish, and spread into a flat, even layer with your spatula. Sprinkle the remaining 57g (0.5 packed cup) of shredded sharp cheddar in a uniform layer over the top of the filling.

Step 4
step4:
5

Melt the remaining 1 tablespoon (14g) of unsalted butter in a small microwave-safe bowl on high power for 20 seconds. Add 40g panko breadcrumbs to the melted butter and toss until all crumbs are lightly and evenly coated, then sprinkle the buttered panko in an even layer over the cheese-topped casserole.

Step 5
step5:
6

Place the assembled casserole on the middle rack of the preheated oven, and bake uncovered for 25 minutes. The casserole is done when the sauce is actively bubbling around the dish edges, the cheese is fully melted, and the panko topping is deep golden brown and crisp to the touch.

Step 6
step6:
7

Remove the baked casserole from the oven and let it rest for 5 minutes at room temperature before serving, to allow the sauce to set so portions hold their shape when scooped.

Step 7
step7:

Tips

1.Cook egg noodles only to al dente (6 minutes boil time) and do not rinse after draining; residual starch helps sauce cling to pasta, and noodles will soften further during baking to avoid a mushy final texture.
2.This casserole can be fully assembled (hold the panko topping) 1 day in advance, stored covered in the refrigerator; add 5 minutes to bake time if cooking chilled, and top with buttered panko right before baking.
3.Stir 1 tablespoon (15g) Dijon mustard into the cream sauce for subtle depth of flavor that cuts through richness, without adding a strong mustard taste.

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Noodle Casserole:Frequently Asked Questions

1.Do I need to fully cook the egg noodles before baking the casserole?
Great question! You should only cook the wide egg noodles to al dente, about 2 minutes less than the package’s directed cook time. They’ll continue to soften as they bake in the creamy sauce, and undercooking them slightly keeps them from turning mushy or gummy once the casserole comes out of the oven. Be sure to drain them well so excess starchy water doesn’t thin out the sauce.
2.Can I use oil-packed tuna instead of the water-packed light tuna called for?
You absolutely can, just drain it really well first to keep the casserole from turning greasy. Oil-packed tuna has a richer, more moist, savory texture than water-packed, so it’s a great swap if that’s what you have on hand. Skip adding extra salt to the sauce if you use oil-packed tuna, as it typically has slightly higher sodium content than water-packed versions.
3.What’s the best way to keep the panko topping crisp instead of soggy?
For a perfectly crisp, golden panko topping, toss the panko with 1 to 2 tablespoons of melted unsalted butter first before sprinkling it over the casserole. Add the topping during the last 10 to 12 minutes of baking, rather than putting it on at the start, to keep it from absorbing excess sauce and turning soggy as it cooks.
4.Can I make this casserole without canned condensed cream of mushroom soup?
Absolutely! Whip up a quick homemade substitute by making a light roux with 2 tablespoons each of butter and all-purpose flour, then whisk in 1.5 cups of half-and-half and 4 ounces of sauteed, seasoned sliced mushrooms. Simmer until thick and smooth, then use it exactly as you would the canned soup, adjusting salt to taste.
5.What can I use if I don’t have shredded sharp cheddar cheese?
You have lots of easy swap options! Mild cheddar works perfectly if you prefer a less tangy cheese flavor, or you can use a blend of mozzarella and Monterey Jack for a meltier, milder finish. For extra depth, swap 1/4 of the cheddar for grated Parmesan—just skip very soft cheeses like brie, which will make the sauce greasy instead of creamy.
6.How do I keep the frozen peas and carrots from turning mushy while baking?
No need to thaw the frozen peas and carrots before stirring them into the casserole! Adding them straight from the freezer keeps them from overcooking as the dish bakes, so they stay tender-crisp instead of turning soft and mushy. Skip parboiling them too—the gentle heat from the creamy baking sauce will cook them through perfectly.
7.Can I prep this casserole ahead of time, and how should I store leftovers?
You can assemble the unbaked casserole (hold off on adding the buttered panko topping) and store it tightly covered in the fridge for up to 2 days before baking, adding 5 to 7 minutes to cook time. For baked leftovers, cool completely within 2 hours, store airtight in the fridge for 3 to 4 days, and reheat covered. Avoid freezing, as the creamy sauce will separate and turn grainy when thawed.

Comments (12)

3 days ago

OMG this was such a hit at our church potluck last Sunday! I swapped the regular egg noodles for whole grain because my husband watches his carbs, and it still came out so creamy and cozy. My 7 year old went back for thirds, no joke. 10/10 will be making this once a month for sure!

2 days ago

Did you add extra cheese on top when you did the whole grain noodles? I’ve tried whole grain swaps before and they always feel a little dry, curious!

2 days ago

Great question! If you’re using whole grain noodles, adding an extra 1/4 cup of milk or a handful of shredded cheddar to the sauce helps keep everything nice and creamy, since whole grain noodles absorb more liquid than regular egg noodles. So glad you loved the recipe, Sarah!

1 week ago

Total game changer for weeknight meal prep! I made a big pan on Sunday, portioned it out into containers, and it held up perfectly all week for lunches. Didn’t get mushy at all, which is my biggest pet peeve with leftover pasta. The crispy fried onion topping is *chef’s kiss* no notes.

5 days ago

How long did you reheat it for in the microwave? I always mess up reheating casseroles and they end up rubbery!

3 days ago

For best results when reheating, cover the portion with a damp paper towel and microwave in 30 second bursts, stirring between each! It keeps the sauce creamy instead of drying out. So happy this worked for your meal prep!

2 weeks ago

I’ve been making tuna noodle casserole for 50 years and this recipe is almost exactly the one my mom used to make! I did add a half cup of frozen peas like I always do, and it tasted just like childhood. My grandkids begged for the recipe after dinner last night, I had to send them the link immediately.

1 week ago

Do you think frozen carrots would work too? I have a bag in my freezer I need to use up and don’t want to run to the store!

5 days ago

Honey, frozen carrots work perfect! Just dice ‘em up small so they cook all the way through, I toss ‘em in with the peas all the time. You’re gonna love it!

5 days ago

Wait, is there a way to make this without canned soup? I try to avoid ultra processed foods but I’ve been craving tuna casserole so bad, this looks so good.

3 days ago

I made a homemade cream of mushroom base for this last week! Just sautéed mushrooms, butter, flour, and milk, took 10 extra minutes and tasted way better than the can, highly recommend.

2 days ago

Absolutely! You can substitute the canned cream of mushroom with 1.5 cups of homemade creamy mushroom sauce (butter, flour, milk, sautéed mushrooms, salt and pepper) and it works perfectly. We’re actually testing a from-scratch version of this recipe to post next month, stay tuned!

2 hours ago

Made this last night for my roommates and we all devoured it. So easy even for someone who burns toast half the time lmao. Didn’t have fried onions so I crushed up potato chips for the topping and it was *insane*. 10/10 no fancy skills needed.

30 minutes ago

The potato chip topping hack is such a classic! We love that swap for when you don’t have fried onions on hand, it adds the perfect salty crunch. So glad you and your roommates enjoyed it!

yesterday

Made this for our football watch party yesterday and it was gone before halftime. Everyone kept asking who brought the tuna casserole, I felt like a celebrity. Only change I made was adding a little hot sauce to the sauce for a tiny kick, chef’s kiss.

2 hours ago

What hot sauce did you use? I’ve been wanting to add a little heat to my tuna casserole but don’t want to overpower the creaminess!

2 days ago

This is the new go-to for busy school nights! Takes barely any prep, uses pantry staples I already have on hand, and all three of my kids ate it without complaining (which is a literal miracle). Even my picky 4 year old asked for seconds. SO good.

yesterday

That’s the best compliment we could ask for! We love recipes that don’t require a special grocery run and make weeknight dinners less stressful. So happy the whole family loved it!

1 week ago

I added extra sharp cheddar AND a little parmesan to the sauce because I’m a cheese fiend, and wow. I thought the original recipe looked good but the extra cheese made it taste like a warm hug. 10/10 will be making this when it snows this winter.

5 days ago

How much parm did you add? I’m also a cheese obsessed person and need to copy this immediately, that sounds incredible.

30 minutes ago

This recipe is so affordable! I fed my whole family of 4 for under $10, which is unheard of these days. Tastes way better than the takeout I almost bought on the way home from work, and I had leftovers for lunch today. Absolute win.

5 minutes ago

We love budget-friendly pantry staple meals! It’s so nice to have a delicious, filling dinner that doesn’t break the bank. Thanks for giving it a try!

5 minutes ago

I was skeptical because I haven’t had tuna casserole since I was a kid and I remember it being super bland, but this was amazing! The sauce is so flavorful, the crunch on top is perfect, I ate way too much of it straight out of the pan when it came out of the oven. No regrets.

just now

I swapped the regular egg noodles for gluten free egg noodles and used gluten free cream of mushroom soup, and it turned out perfect! I’ve had so many bad gluten free casserole fails, so I was shocked how creamy and delicious this was. Will be making this for my sister’s birthday dinner next month, she’s also GF.

1 week ago

Pro tip: Don’t skip the squeeze of lemon on top before serving! I saw someone mention that in an old tuna casserole recipe once and it cuts through the richness so well, makes every bite taste bright even with all the creamy sauce. This recipe is perfect as written, but that little lemon squeeze takes it to the next level.