Dump-and-Bake Chicken Parmesan Casserole

Chicken Parmesan is a beloved Italian-American classic, known for its crispy breaded chicken, savory marinara sauce, and melted mozzarella cheese. This Dump-and-Bake Chicken Parmesan Casserole simplifies the traditional recipe while retaining all the comforting flavors. By combining cooked chicken, pasta, sauce, and seasonings in one pan, this casserole allows you to enjoy the taste of Chicken Parmesan with minimal effort. The result is a cheesy, saucy, and hearty dish that’s perfect for busy weeknights, family dinners, or even meal prep. This recipe is versatile, customizable, and guaranteed to be a crowd-pleaser.

Why This Casserole Works

What makes this casserole so special is its simplicity and flavor layering. Using cooked chicken saves time while ensuring tenderness, and uncooked pasta cooks perfectly in the sauce during baking. A combination of mozzarella and Parmesan cheeses gives rich, melty texture and flavor, while Italian seasoning, garlic, and onion powders enhance the savory profile. Optional additions like turkey ham or turkey pepperoni add a smoky, meaty dimension. Topping the casserole with breadcrumbs mixed with olive oil or butter creates a golden, crispy crust that contrasts beautifully with the creamy, cheesy interior.

Ingredients

Main Ingredients

1½ cups uncooked rotini pasta
2 cups cooked chicken breast, diced or shredded
2 cups marinara sauce
1¼ cups water or chicken broth
1 teaspoon Italian seasoning
½ teaspoon garlic powder
½ teaspoon onion powder
Salt and pepper, to taste
1 cup shredded mozzarella cheese
¼ cup grated Parmesan cheese
½ cup turkey ham or turkey pepperoni (optional, for added flavor)

Topping

½ cup breadcrumbs
1 tablespoon olive oil or melted butter

Method

Step 1: Preheat and Prepare

Preheat your oven to 375°F (190°C). Grease a 9×13-inch baking dish or lightly coat with cooking spray. This ensures that the casserole does not stick and allows easy cleanup.

Step 2: Assemble the Casserole

In the prepared baking dish, combine the uncooked rotini pasta, cooked chicken, and marinara sauce. Pour in 1¼ cups of water or chicken broth. Sprinkle in Italian seasoning, garlic powder, onion powder, and salt and pepper to taste. Stir gently to ensure that all ingredients are evenly distributed and the pasta is submerged in the liquid.

Step 3: Add Cheese and Optional Meat

Sprinkle the shredded mozzarella and grated Parmesan cheese evenly over the mixture. If using turkey ham or turkey pepperoni, layer it on top or mix into the casserole for additional flavor.

Step 4: Prepare Breadcrumb Topping

In a small bowl, combine the breadcrumbs with olive oil or melted butter until evenly coated. Sprinkle this mixture over the top of the casserole to create a golden, crispy crust once baked.

Step 5: Bake

Cover the baking dish with aluminum foil and bake in the preheated oven for 25 minutes. Remove the foil and continue baking for an additional 15–20 minutes, or until the pasta is tender and the breadcrumb topping is golden brown. Remove from the oven and allow the casserole to rest for 5 minutes before serving.

Step 6: Serving

Scoop the casserole onto plates or into bowls, ensuring a portion of pasta, chicken, sauce, and crispy topping in each serving. Garnish with additional grated Parmesan or fresh basil if desired. Serve hot alongside a crisp green salad or steamed vegetables for a balanced meal.

Tips for the Perfect Casserole

1️⃣ Use cooked chicken: Pre-cooked chicken ensures even cooking and prevents dryness.
2️⃣ Submerge pasta: Make sure the uncooked pasta is fully covered with liquid to cook properly during baking.
3️⃣ Breadcrumb topping: Coat breadcrumbs with butter or olive oil to achieve a golden, crunchy topping.
4️⃣ Adjust seasoning: Taste and adjust salt, pepper, and Italian seasoning before baking to suit your preference.
5️⃣ Rest before serving: Letting the casserole sit for a few minutes helps the pasta absorb the sauce and makes serving easier.

Variations and Enhancements

• Cheesy Explosion: Add extra mozzarella or a combination of mozzarella, provolone, and cheddar for a gooey texture.
• Vegetable Boost: Incorporate spinach, zucchini, or mushrooms for added nutrition and color.
• Spicy Twist: Add crushed red pepper flakes or a dash of hot sauce to the marinara for a mild kick.
• Gluten-Free Option: Use gluten-free pasta and breadcrumbs to make the casserole safe for gluten-sensitive diets.
• Meat Lovers: Add cooked Italian sausage or bacon for a heartier, meaty version.

Storage and Reheating

Store leftovers in an airtight container in the refrigerator for up to 3 days. Reheat gently in the oven at 350°F (175°C) for 10–15 minutes, or in the microwave until warmed through. For longer storage, freeze the casserole unbaked for up to 2 months; thaw overnight in the refrigerator and bake as directed.

Serving Suggestions

This casserole is versatile and pairs well with a variety of sides. Serve with a crisp green salad, roasted vegetables, garlic bread, or a simple slaw for a complete meal. A light drizzle of olive oil or fresh herbs on top enhances presentation and flavor.

Expert Advice for Maximum Flavor

Using rotini pasta is ideal as its twists hold the sauce and cheese, providing flavor in every bite. Combining mozzarella and Parmesan ensures a creamy, melty interior with a slightly nutty finish. Covering the casserole for part of the baking time keeps moisture in, while uncovering toward the end allows the breadcrumb topping to crisp perfectly. Optional additions like turkey ham or pepperoni add a smoky, savory dimension that elevates the dish.

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Frequently Asked Questions

1. Can I use other types of pasta? Yes, penne, ziti, or fusilli work well. Adjust liquid slightly if pasta type varies.
2. Is this recipe suitable for kids? Absolutely — mild flavors, cheesy texture, and tender chicken make it kid-friendly.
3. Can I make this ahead of time? Yes, assemble the casserole and refrigerate for up to 24 hours before baking.
4. Can I freeze it? Yes, freeze unbaked for up to 2 months; thaw overnight before baking.
5. Can I omit the meat topping? Yes, the casserole is delicious without turkey ham or pepperoni.
6. How do I keep pasta from drying out? Ensure pasta is submerged in liquid and cover with foil during the first part of baking.
7. Can I use homemade marinara? Definitely — it adds fresh flavor. Adjust seasoning as needed.
8. How can I make it extra cheesy? Add additional shredded mozzarella or sprinkle Parmesan on top before serving.
9. Can I make it gluten-free? Substitute pasta and breadcrumbs with gluten-free alternatives.
10. How spicy is this dish? Mild, but you can add crushed red pepper flakes or hot sauce for a spicier version.
This Dump-and-Bake Chicken Parmesan Casserole combines all the classic flavors of Chicken Parmesan in a simple, one-dish meal. Its cheesy, saucy, and comforting nature makes it perfect for weeknights, family dinners, or even meal prep. With minimal prep and maximum flavor, this casserole is sure to become a favorite in your household.