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    Home » Recipes » Casseroles

    Easy Leftover Turkey Casserole

    By Susan Ensley · Oct 27, 2024 · Updated: Oct 3, 2025

    Jump to Recipe
    Leftover Turkey Casserole

    Transform that leftover Thanksgiving turkey into a delicious and comforting casserole. This Easy Leftover Turkey Casserole is a hearty and satisfying way to repurpose those holiday leftovers.

    Easy Leftover Turkey Casserole
    Jump to:
    • Ingredients - Here's What You'll Need
    • Steps to Make Easy Leftover Turkey Casserole
    • Other Great Casseroles
    • Recipe

    Ingredients - Here's What You'll Need

    Ingredients for Leftover Turkey Casserole

    Steps to Make Easy Leftover Turkey Casserole

    1. Preheat the oven to 375°F. To make the Panko topping, start by melting three tablespoons of unsalted butter in a medium-sized skillet over medium heat. Then, add two teaspoons of minced garlic and stir for about a minute until the garlic becomes fragrant.
    adding garlic to melted butter for topping
    1. Add the Panko breadcrumbs.
    adding panko
    1. Stir the Panko into the garlic butter and cook, stirring occasionally, for about 4-5 minutes until the Panko is golden brown and toasted.
    toasting panko
    1. Remove the pan from the heat and stir in two teaspoons of minced parsley and one ounce of freshly grated parmesan cheese. Set the topping aside until ready to use.
    stirring parsley and parmesan into toasted panko
    1. In a large skillet set over medium-high heat, melt ¼ cup unsalted butter. (I used my 5-quart Le Creuset Braiser.) Once the butter has melted, add the chopped mushrooms. Cook, stirring occasionally, for about five minutes until the mushrooms are just cooked through.
    adding mushrooms to melted butter
    1. Sprinkle the flour over the mushrooms and stir to combine.
    adding flour to mushrooms
    1. Add the chicken broth and stir well until the flour is dissolved.
    adding broth
    1. Next, add the heavy whipping cream.
    adding heavy whipping cream
    1. Add onion powder, garlic powder, freshly ground black pepper, and Kosher salt. Bring to a simmer and cook for 3-4 minutes until the sauce is slightly thickened.
    adding spices
    1. Then, stir in two ounces of grated mozzarella cheese and two ounces of grated provolone cheese. Continue stirring until the cheese has melted and is incorporated into the sauce.
    stirring in cheeses
    1. Stir in the cooked and cubed turkey.
    adding turkey
    1. Then, stir in frozen peas.
    stirring in frozen peas
    1. Next, add fresh thyme.
    adding fresh thyme
    1. Cook the Rotini pasta according to package directions, minus 2 minutes from al dente. Drain the pasta in a colander, and add it to the skillet.
    adding cooked pasta
    1. Spray a 9x13 casserole dish with non-stick cooking spray. Transfer the turkey mixture to the dish.
    filling baking dish with casserole mixture
    1. Sprinkle the remaining mozzarella and provolone cheese on top.
    sprinkle remaining cheese on top of casserole
    1. Then, spoon the Panko topping over the entire surface of the casserole. Bake for 20-25 minutes, until the sides are bubbly.
    spooning topping over casserole
    1. Remove from the oven and allow it to cool for about five minutes. Serve and enjoy!
    Easy Leftover turkey casserole

    Easy Leftover Turkey Casserole is the perfect way to enjoy the holiday. This simple casserole is a quick and easy way to enjoy leftover turkey all week long. Packed with rich flavors and comforting ingredients, this dish is the perfect way to use up leftover turkey.

    Easy Leftover Turkey Casserole

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    • One-Pot Chicken Parmesan Pasta
      One-Pot Chicken Parmesan Pasta
    • Cheesy Corn Pudding Casserole
      Cheesy Corn Pudding Casserole
    • Easy One Pot Homemade Hamburger Helper Lasagna
      Easy One-Pot Homemade Hamburger Helper Lasagna

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    Leftover Turkey Casserole

    Easy Leftover Turkey Casserole

    Susan Ensley
    Transform that leftover Thanksgiving turkey into a delicious and comforting casserole. This Easy Leftover Turkey Casserole is a hearty and satisfying way to repurpose those holiday leftovers.
    5 from 3 votes
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    Prep Time 20 minutes mins
    Cook Time 20 minutes mins
    Baking Time 25 minutes mins
    Total Time 1 hour hr 5 minutes mins
    Course Dinner, Main Course, Pasta, Thanksgiving
    Cuisine American
    Servings 8
    Calories 532 kcal

    Equipment

    • medium size skillet
    • large size skillet
    • 3-quart pot
    • colander

    Ingredients

    • 8 oz Rotini Pasta

    For Panko Topping

    • 3 tbs Unsalted Butter
    • 2 teaspoon Minced Garlic
    • ⅔ c Panko Breadcrumbs
    • 2 teaspoon Parsley freshly minced
    • 1 oz Parmesan Cheese freshly grated

    For the Leftover Turkey Casserole

    • ¼ c Unsalted Butter
    • 8 oz Button Mushrooms cleaned and roughly chopped
    • ⅓ c All-Purpose Flour
    • 2 c Low-Sodium Chicken Broth
    • 1 c Heavy Whipping Cream
    • ¼ teaspoon Onion Powder
    • ½ teaspoon Garlic Powder
    • ½ teaspoon Freshly Ground Black Pepper
    • 1 teaspoon Kosher Salt
    • 4 oz Freshly Shredded Mozzarella Cheese divided
    • 4 oz Freshly Shredded Provolone Cheese divided
    • 3 c Cooked and Cubed Turkey white and dark meat
    • 1 c Frozen Peas
    • 2 teaspoon Fresh Thyme leaves scraped off sprigs

    Instructions
     

    • Preheat the oven to 375°F.
    • Cook the Rotini pasta according to package directions, minus two minutes from al dente, while you prepare the Panko topping and casserole sauce. Drain in a colander and set aside until ready to use.

    To Make the Panko topping

    • Melt three tablespoons of unsalted butter in a medium-size skillet over medium heat. Then, add two teaspoons of minced garlic and stir for about a minute until the garlic becomes fragrant.
    • Then, add the Panko breadcrumbs and stir into the garlic butter. Cook, stirring occasionally, for about 4-5 minutes until the Panko is toasted.
    • Remove the pan from the heat and stir in two teaspoons of minced parsley and one ounce of freshly grated parmesan cheese. Set the topping aside until ready to use.

    To Make the Leftover Turkey Casserole

    • In a large skillet1 set over medium-high heat, melt ¼ cup unsalted butter. Once the butter has melted, add the chopped mushrooms. Cook, stirring occasionally, for about five minutes until the mushrooms are just cooked through.
    • Sprinkle the flour over the mushrooms and stir to combine. Add the chicken broth and stir well until the flour has dissolved.
    • Next, add the heavy whipping cream, onion powder, garlic powder, freshly ground black pepper, and Kosher salt. Bring to a simmer and allow to cook for 3-4 minutes until the sauce is slightly thicker.
    • Then, stir in two ounces of grated mozzarella cheese and two ounces grated provolone cheese. Continue stirring until the cheese has melted and is incorporated into the sauce.
    • Stir in the turkey, frozen peas, fresh thyme, and cooked rotini.
    • Spray a 9x13 casserole dish with non-stick cooking spray. Transfer the turkey mixture to the dish. Sprinkle remaining mozzarella and provolone cheese on top.
    • Then, spoon the Panko topping over the entire surface of the casserole. Bake for 20-25 minutes, until the sides are bubbly.
    • Remove from the oven and allow it to cool for about five minutes. Serve and enjoy!
    • Yield 8 servings

    Tips/Notes

    1. I used my 5-quart Le Creuset Braiser.

    Nutrition

    Calories: 532kcalCarbohydrates: 35gProtein: 29gFat: 31gSaturated Fat: 19gPolyunsaturated Fat: 2gMonounsaturated Fat: 8gTrans Fat: 0.4gCholesterol: 119mgSodium: 670mgPotassium: 463mgFiber: 3gSugar: 4gVitamin A: 1175IUVitamin C: 9mgCalcium: 277mgIron: 2mg
    Keyword Leftover Turkey Casserole
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    Reader Interactions

    5 from 3 votes (3 ratings without comment)

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