Made with layers of turkey, noodles, squash, spinach, herbs, ricotta, and melted cheese, this leftover turkey casserole is a delicious variation on lasagna.

Leftover Turkey Casserole
Got turkey? After Thanksgiving, we all do. Sometimes I just give up and freeze it all in bags, but this year, I’m going to make this turkey casserole with Thanksgiving leftovers. It’s comfort food, re-purposed with a twist.
Need more leftover inspiration? Here are some more ways to use up leftover turkey.
- Turkey Tetrazzini
- Turkey Pot Pie Pizza
- Turkey Reuben Panini
- Turkey Noodle Soup
- Ham and Turkey Cheddar Turnovers
- Turkey Spinach Salad with Herb Vinaigrette
- Curried Turkey Salad

Leftover Turkey Casserole
Made with layers of turkey, noodles, squash, spinach, herbs, ricotta, and melted cheese, this leftover turkey casserole is a delicious variation on lasagna.
Ingredients
- 1 tablespoon olive oil
- 1 tablespoons butter
- 1 onion finely chopped
- 2 cloves garlic minced
- 1 tablespoon chopped fresh sage
- 2 teaspoons chopped fresh thyme
- 3 tablespoons all-purpose flour
- 3 1/2 cups 1% milk
- 1/4 teaspoon salt
- ground pepper
- ground nutmeg
- 8 ounces oven-ready lasagna noodles
- 1 1/2 cups chopped cooked turkey breast
- 4 cups chopped roasted butternut squash
- 1/2 pound spinach steamed and squeezed dry
- 1 cup part-skim ricotta cheese
- 1 cup Italian cheese blend divided
- 2 tablespoons chopped fresh parsley
Instructions
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Heat oil and butter in skillet set over medium heat; cook onion, garlic, sage and thyme for about 5 minutes or until softened. Sprinkle flour over top; cook, stirring, for 1 minute.
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Gradually whisk in milk until smooth. Bring to boil, stirring constantly. Reduce heat to medium-low; simmer for about 10 minutes or until slightly thickened. Stir in salt, pepper and nutmeg.
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Preheat oven to 375°F. Spread 1/2 cup sauce evenly over bottom of greased 13- x 9-inch baking dish. Place 3 noodles over sauce. Spread 1 cup sauce, half of the turkey, butternut squash, spinach and ricotta over top; sprinkle with 1/3 cup cheese. Repeat layers. Place remaining 3 noodles over top; spread remaining sauce evenly over top and sprinkle with remaining cheese.
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Cover tightly with foil; bake for 30 minutes. Remove foil and bake for 15 to 20 minutes or until top is golden brown and filling is bubbling.
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Let stand for 10 minutes before serving. Sprinkle with fresh parsley before serving.
sue | the view from great island says
Definitely saving some turkey for this, looks amazing! Happy Thanksgiving 🙂
Katie Moseman says
Happy Thanksgiving to you as well! 🙂
Nancy at Whispered Inspirations says
Mmm, this looks so good. What a great way to utilize the leftover turkey. Mmm, casseroles are great for this time of year too.
Kathryn at QuestFor47 says
Great recipe! Lasagne is such a versatile recipe, Thanksgiving food is totally a perfect twist to it. Thanks for sharing!
Ashley Grant says
I’ve seen a lot of interesting leftover dishes, but this one takes the cake. I’ve never seen such an interesting way to use Thanksgiving leftovers. It looks downright droolworthy. YUM! I’ll have to keep this in mind for Christmas!
Cindy Ingalls says
My mom used to make a leftover casserole every year after Thanksgiving. It’s nice to see we weren’t the only ones to have this tradition.
Marie Kait says
Oh yum!!! I’m in Canada, so our thanksgiving was a while ago, but Christmas is coming and this looks fantastic! I could cook a turkey just for this. Haha.
Cindy Gordon says
This looks amazing. It definitely doesn’t look like something made from leftovers.
Vanessa Delia says
What a great and different way than the traditional options to use leftover turkey. This is much more exciting than a turkey sandwich.
Anvita says
This is so colorful. I would have never thought this has left over Turkey. Great way to make use of leftovers.