Easy Turkey Noodle Casserole

There’s always that point after a big turkey dinner when sandwiches stop sounding exciting, but there’s still plenty of turkey in the refrigerator. This turkey noodle casserole is what I make when I want those leftovers to feel like an entirely different dinner.

Tender egg noodles, chunks of turkey, peas, and mushrooms are folded into a simple homemade creamy sauce, then covered with cheese and a crisp breadcrumb topping. It’s familiar comfort food, but it doesn’t taste like another plate of Thanksgiving dinner.

You can assemble most of the casserole ahead of time, too, which makes it especially handy during a busy holiday week.

If you still have stuffing, mashed potatoes, and gravy to use as well, my Thanksgiving Leftover Casserole is designed specifically for combining several holiday leftovers in one dish.

Why You’ll Love This Turkey Noodle Casserole

This recipe starts with already-cooked turkey, so there’s no need to prepare another protein for dinner.

The sauce is made from butter, flour, broth, and milk instead of relying entirely on canned cream soup. That gives you more control over the consistency and seasoning.

The noodles make it filling, while peas and mushrooms add enough vegetables that the casserole doesn’t feel quite so heavy.

And then there’s the topping. Adding breadcrumbs only before baking keeps them crisp instead of letting them disappear into the creamy filling.

Ingredients

You’ll need:

• 12 ounces wide egg noodles
• 3 cups cooked halal turkey, chopped or shredded
• 2 tablespoons butter
• 8 ounces mushrooms, sliced
• 2 cloves garlic, minced
• 3 tablespoons all-purpose flour
• 2 cups halal chicken or turkey broth
• 1 cup whole milk
• ½ teaspoon dried thyme
• ½ teaspoon black pepper
• ¼ teaspoon salt, plus more as needed
• 1 cup frozen peas
• 1½ cups shredded cheddar cheese, divided
• ¾ cup breadcrumbs
• 1 tablespoon melted butter
• 2 tablespoons chopped fresh parsley, optional

Halal-Friendly Note

Use halal-certified turkey and broth. If you’re using packaged breadcrumbs or other prepared ingredients, check the labels when necessary.

This version doesn’t require wine, bacon, or other pork products.

How to Make Turkey Noodle Casserole

1. Cook the noodles

Preheat the oven to 375°F (190°C).

Bring a large pot of salted water to a boil and cook the egg noodles until they are just shy of al dente.

Don’t cook them until completely soft. They’ll continue cooking after the casserole goes into the oven.

Drain and set aside.

2. Cook the mushrooms

Melt 2 tablespoons of butter in a large skillet over medium heat.

Add the sliced mushrooms and cook for about 5–7 minutes, stirring occasionally, until they’ve softened and released most of their moisture.

Add the garlic and cook for another 30 seconds.

3. Make the creamy sauce

Sprinkle the flour over the mushrooms and stir until no dry flour remains.

Cook for about one minute.

Slowly pour in the broth while stirring to prevent lumps. Add the milk, thyme, black pepper, and salt.

Cook for several minutes, stirring regularly, until the sauce begins to thicken.

You don’t need an extremely thick sauce at this stage. It will continue thickening in the oven and as the casserole rests.

4. Add the turkey and peas

Reduce the heat to low.

Stir the cooked turkey and frozen peas into the sauce.

Add 1 cup of shredded cheddar and stir until it begins to melt.

Taste the sauce before adding additional salt. Broth and cheese can already contribute quite a bit.

5. Add the noodles

Add the drained egg noodles and gently fold everything together until the noodles are evenly coated.

Transfer the mixture to a lightly greased 9×13-inch baking dish.

6. Add the topping

Sprinkle the remaining ½ cup cheddar cheese over the casserole.

Combine the breadcrumbs with 1 tablespoon of melted butter, then scatter them evenly over the cheese.

Don’t press the breadcrumbs into the casserole. Leaving them loose helps them become crisp in the oven.

7. Bake

Bake uncovered for approximately 20–25 minutes, until the sauce is bubbling around the edges and the topping is lightly golden.

Because this casserole contains previously cooked turkey, make sure the center is thoroughly reheated before serving. USDA guidance recommends reheating leftovers to 165°F (73.9°C).

8. Let it rest

Let the casserole sit for about 5–10 minutes after removing it from the oven.

This gives the creamy sauce time to settle around the noodles.

Finish with chopped parsley if desired.

Don’t Overcook the Noodles

This is probably the easiest way to improve the final texture.

If the noodles are completely tender when they leave the boiling water, they’ll continue absorbing moisture in the oven and can become too soft.

Cook them about 1–2 minutes less than the package’s al dente time.

They should still have a little bite when you drain them.

Getting the Sauce Right

The sauce may look slightly loose before you combine it with the noodles. That’s okay.

The flour thickens it, but the noodles will also absorb some moisture during baking and while the casserole rests.

If you make the sauce extremely thick in the skillet, the finished casserole can become dry.

On the other hand, mushrooms contain plenty of water. Let them cook down before adding the flour so that excess mushroom liquid doesn’t dilute the sauce later.

Easy Variations

Turkey Noodle Casserole Without Mushrooms

Simply leave out the mushrooms.

Cook the garlic briefly in the butter, then continue with the flour and sauce. You don’t need to replace the mushrooms with another ingredient.

Turkey and Broccoli Noodle Casserole

Replace the peas with about 1½ cups of small cooked broccoli florets.

If you enjoy that combination, my Chicken and Broccoli Casserole with Rice uses chicken and rice for a different take on the same family-friendly flavors.

Extra-Cheesy Version

Increase the cheese to 2 cups.

Use cheddar, Monterey Jack, or a combination of the two.

Turkey Noodle Casserole With Mixed Vegetables

Instead of peas, use frozen peas and carrots or another frozen vegetable mixture.

There’s no need to thaw small frozen vegetables first; they’ll heat through while the casserole bakes.

What to Serve With Turkey Noodle Casserole

Because you’ve already got noodles, turkey, vegetables, and a creamy sauce in the baking dish, this casserole doesn’t need much alongside it.

A simple green salad is usually enough. Roasted Brussels sprouts, steamed green beans, or roasted carrots are good choices if you’d rather serve another vegetable.

I wouldn’t pair it with another rich casserole unless you’re serving a larger holiday-style meal.

Can You Make It Ahead?

Yes, with one small adjustment.

Assemble the casserole through the noodle-and-sauce stage, transfer it to the baking dish, cover, and refrigerate. Keep the breadcrumb topping separate.

When you’re ready to bake, add the cheese and breadcrumbs just before the casserole goes into the oven. This prevents the topping from absorbing moisture while it sits.

A refrigerated casserole may also need a few extra minutes in the oven because it’s starting cold.

For more dinners designed around advance preparation, browse my Make Ahead Meals Casseroles collection.

How to Store Leftovers

Transfer leftover casserole to an airtight container and refrigerate promptly.

Because the recipe itself may be made from leftover turkey, keep the age of the original turkey in mind. Turning previously cooked turkey into a casserole doesn’t start a completely new refrigerator-storage period.

For food safety, the USDA recommends using most cooked leftovers within 3–4 days when stored properly in the refrigerator

How to Reheat It

For individual portions, the microwave is the easiest option.

The noodles absorb sauce while refrigerated, so add a small splash of milk or broth before reheating if the casserole seems dry.

For a larger portion, cover the baking dish and warm it in the oven until heated throughout.

Leftovers should reach 165°F when reheated.

Can You Freeze Turkey Noodle Casserole?

Yes, although creamy noodle casseroles can change slightly in texture after freezing.

For the best result, freeze individual portions in airtight freezer-safe containers. Thaw overnight in the refrigerator before reheating.

If you’re intentionally preparing the casserole for the freezer rather than freezing leftovers, leave off the breadcrumb topping and add fresh breadcrumbs before baking.

Frequently Asked Questions

Can I use leftover Thanksgiving turkey?

Yes. Cooked Thanksgiving turkey works very well in this casserole as long as it has been stored safely.

Can I use chicken instead of turkey?

Yes. An equal amount of cooked shredded or chopped chicken can replace the turkey without changing the rest of the recipe.

Can I use cream of mushroom soup?

You can, but it changes the recipe. This version uses a homemade flour-thickened sauce with mushrooms, broth, and milk, so canned soup isn’t necessary.

What noodles are best for turkey casserole?

Wide egg noodles work particularly well because they hold the creamy sauce while remaining tender. Medium egg noodles can also be used.

Why did my turkey noodle casserole turn out dry?

The most common causes are overcooked noodles, a sauce that was too thick before baking, or leaving the casserole in the oven too long. Remember that the turkey is already cooked; you’re mainly heating the casserole and browning the topping.

Final Thoughts

A turkey noodle casserole is one of the easiest ways to turn cooked turkey into a dinner that doesn’t feel like leftovers.

The important details are simple: slightly undercook the noodles, let the mushrooms release their moisture, keep the sauce creamy rather than overly thick, and wait until baking time to add the breadcrumbs.

The result is a warm, creamy casserole with tender turkey underneath and just enough crunch on top — exactly the kind of low-effort dinner that’s useful after a busy holiday.

Print