Dump-and-Bake Chicken Parmesan Casserole

Total Time: 1 hr Difficulty: Beginner
A no-fuss, one-dish twist on classic chicken parm with pasta that cooks right in the sauce, topped with gooey mozzarella and crispy Parmesan.
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Prepare yourself for a cozy weeknight crowd-pleaser with Dump-and-Bake Chicken Parmesan Casserole, a no-fuss, one-dish twist on classic chicken parm with pasta that cooks right in the sauce. Tender chicken and al dente penne bathe in rich marinara, bubbling under layers of melted mozzarella and golden Parmesan that beckon with every cheesy pull. This beginner-friendly, dump-and-bake wonder saves you time without skimping on flavor—let’s dive in and make your dinner dreams come true!

Key Ingredients

Gather these essentials to build layers of savory goodness without breaking a sweat:

  • 2 cups uncooked penne pasta: Tubular pasta that soaks up the marinara and chicken juices for perfect bite.
  • 1 pound boneless, skinless chicken breasts, diced into bite-sized pieces: Lean protein that cooks through evenly right in the dish.
  • 3 cups marinara sauce: Rich tomato base that infuses every component with classic Italian flavor.
  • 2 cups shredded mozzarella cheese: Gooey topping that melts into stretchy, mouthwatering layers.
  • 1 cup grated Parmesan cheese: Sharp, nutty finish that crisps up beautifully under the broiler.
  • 1 teaspoon garlic powder: Easy burst of savory depth without chopping fresh garlic.
  • 1 teaspoon Italian seasoning: Balanced herb blend that elevates the tomato sauce and chicken.
  • 1/2 teaspoon salt: Enhances all the flavors and seasonings in the bake.
  • 1/4 teaspoon black pepper: Subtle kick to round out the savory notes.
  • 2 cups water: Hydrates the pasta as it bakes for perfectly cooked noodles.
  • Fresh basil leaves, for garnish (optional): Fragrant finish that adds a pop of color and brightness.

How To Make Dump-and-Bake Chicken Parmesan Casserole

This straightforward dump-and-bake approach keeps prep minimal and cleanup easy. You’ll layer uncooked pasta, raw chicken, seasonings, sauce, and water right into the baking dish, cover, and let the oven do the work. Finishing under the broiler with plenty of cheese gives you that irresistible golden crust. Ready to build your casserole? Follow each step carefully and you’ll be rewarded with bubbling comfort food perfection.

1. Preheat your oven to 375°F (190°C) and lightly grease a 9×13-inch baking dish to prevent sticking.

2. Combine the base ingredients by adding the uncooked penne, diced chicken, marinara sauce, garlic powder, Italian seasoning, salt, and black pepper into the prepared dish. Stir well with a spatula until every piece of pasta and chicken is coated evenly.

3. Pour 2 cups of water over the mixture and gently stir again to ensure the pasta is fully submerged and spices are distributed.

4. Cover tightly with aluminum foil to lock in steam, then bake for 30 minutes. This step allows the chicken to reach a safe temperature and the pasta to soften.

5. After 30 minutes, remove the foil and evenly sprinkle the shredded mozzarella and grated Parmesan over the top of the casserole.

6. Return to the oven uncovered and bake for an additional 10–15 minutes, or until the cheese is bubbly and golden brown.

7. Let it rest for about 5 minutes out of the oven to set, then garnish with fresh basil leaves before serving.

Serving Suggestions

This hearty casserole shines on its own, but these simple touches will elevate your meal to restaurant-level comfort:

  • Serve with a crisp arugula salad tossed in lemon vinaigrette for a bright, peppery contrast.
  • Offer warm garlic bread or cheesy breadsticks to soak up every bit of saucy goodness.
  • Sprinkle extra freshly grated Parmesan and a pinch of red pepper flakes for guests who like heat.
  • Pair with a light white wine like Pinot Grigio or a fizzy sparkling water with a lemon wedge for balance.

Tips For Perfect Dump-and-Bake Chicken Parmesan Casserole

A few friendly pointers will ensure your casserole bakes evenly, stays moist, and delivers maximum flavor every time. Keep things flexible—this recipe loves customization. Read through these notes so you can tailor the bake to your tastes and pantry!

  • Add vegetables such as spinach, bell peppers, or mushrooms straight into the dish for extra color and nutrition.
  • For a spicier kick, stir in red pepper flakes to the marinara sauce before baking.
  • If the pasta seems to cook unevenly, stir the casserole halfway through the covered baking time to redistribute heat and liquid.

How To Store It

Once you’ve enjoyed your first helping, these storage methods will keep your leftovers tasting fresh and delicious:

  • Let the casserole cool completely at room temperature to prevent condensation inside storage containers.
  • Refrigerate in an airtight container for up to 3–4 days, keeping flavors intact.
  • Reheat in the microwave on medium heat, stirring halfway to ensure even warming.
  • Reheat in the oven at 350°F (175°C) for 15–20 minutes, covered with foil to prevent drying out.

Frequently Asked Questions

Got questions? You’re not alone—here are answers to the most common queries:

  • Do I need to pre-cook the pasta or chicken before assembling the casserole?

No. This recipe is designed as a dump-and-bake method. The uncooked penne pasta and raw, bite-sized chicken pieces will cook through in the baking time when covered with foil and baking at 375°F (190°C) for 30 minutes, then uncovered for 10–15 minutes with the cheese on top.

  • Can I use a different type of pasta or chicken cut?

Yes. You can substitute other small or tubular pasta shapes such as ziti, rigatoni, or fusilli. If using chicken thighs instead of breasts, dice them into similar bite-sized pieces and follow the same cooking times; thighs may yield slightly more moisture and flavor.

  • How can I add vegetables to boost nutrition without affecting cooking time?

You can stir in raw vegetables like baby spinach, sliced bell peppers, or thinly sliced mushrooms directly into the baking dish along with the pasta and chicken. Make sure pieces are bite-sized so they cook in the same 30-minute covered bake; denser veggies like carrots or broccoli can be lightly steamed or sautéed first for best texture.

  • My casserole turned out too watery. How can I fix that?

Let the casserole rest for 5–10 minutes after baking; the pasta will continue to absorb excess liquid as it cools. If it’s still too thin next time, reduce the water by 1/4 cup or add an extra ½ cup of pasta. You can also uncover for the last few minutes of baking to help evaporate moisture.

  • How do I ensure the chicken reaches a safe internal temperature?

For food safety, use an instant-read thermometer inserted into the largest piece of chicken. It should reach at least 165°F (74°C) during the covered 30-minute bake. If it hasn’t, re-cover and bake in 5-minute increments until it does before adding cheese.

  • Can I assemble the casserole ahead of time and bake later?

Yes. Prepare the dish through step 3, then tightly cover with foil and refrigerate for up to 24 hours. When ready to bake, add 5–10 minutes to the covered baking time to account for the cold ingredients, then proceed with uncovering and adding cheese as directed.

  • What’s the best way to store and reheat leftovers?

Store leftovers in an airtight container in the refrigerator for up to 3–4 days. Reheat individual portions in the microwave until warmed through, or in a 350°F (175°C) oven for about 15–20 minutes, covered with foil to prevent drying out.

What Makes This Special

This Dump-and-Bake Chicken Parmesan Casserole is a shining example of comfort food done right—no-fuss prep, minimal pans, and maximum cheesy reward. The magic lies in letting the pasta and chicken cook side by side in the savory marinara, then crowning it with layers of bubbling mozzarella and golden Parmesan. It works because it balances ease and flavor, making busy weeknights feel indulgent. Feel free to print this out, tuck it into your recipe binder, and come back whenever you need a hit of cheesy cheer. If you give it a whirl, drop your comments or questions below—I’d love to hear how it turns out!

Dump-and-Bake Chicken Parmesan Casserole

Difficulty: Beginner Prep Time 10 mins Cook Time 45 mins Rest Time 5 mins Total Time 1 hr
Calories: 470

Description

Tender chicken and al dente penne bathe in rich marinara, bubbling under layers of melted mozzarella and golden Parmesan that beckon with every cheesy pull.

Ingredients

Instructions

  1. Preheat your oven to 375°F (190°C). Grease a 9x13 inch baking dish lightly.
  2. In the prepared baking dish, combine the uncooked penne pasta, diced chicken, marinara sauce, garlic powder, Italian seasoning, salt, and black pepper. Stir well to combine all the ingredients.
  3. Pour the water over the mixture in the baking dish and give it another gentle stir to ensure the pasta and chicken are evenly distributed.
  4. Cover the baking dish tightly with aluminum foil and bake in the preheated oven for 30 minutes. This allows the chicken to cook through and the pasta to absorb the sauce.
  5. After 30 minutes, remove the foil from the baking dish. Sprinkle the shredded mozzarella and grated Parmesan evenly over the top.
  6. Return the baking dish to the oven and bake uncovered for an additional 10-15 minutes, or until the cheese is bubbly and golden brown.
  7. Once done, remove from the oven and let the casserole sit for about 5 minutes before serving. Garnish with fresh basil leaves if desired.

Note

  • This recipe is very versatile; you can add vegetables such as spinach, bell peppers, or mushrooms for extra nutrition.
  • For a spicier kick, consider adding red pepper flakes to the marinara sauce.
  • Make sure to stir the casserole halfway through the cooking time if the pasta seems to be cooking unevenly.
Keywords: chicken parmesan, one-pan pasta, dump-and-bake, comfort casserole, easy dinner, cheesy bake

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Frequently Asked Questions

Expand All:
Do I need to pre-cook the pasta or chicken before assembling the casserole?

No. This recipe is designed as a dump-and-bake method. The uncooked penne pasta and raw, bite-sized chicken pieces will cook through in the baking time when covered with foil and baking at 375°F (190°C) for 30 minutes, then uncovered for 10–15 minutes with the cheese on top.

Can I use a different type of pasta or chicken cut?

Yes. You can substitute other small or tubular pasta shapes such as ziti, rigatoni, or fusilli. If using chicken thighs instead of breasts, dice them into similar bite-sized pieces and follow the same cooking times; thighs may yield slightly more moisture and flavor.

How can I add vegetables to boost nutrition without affecting cooking time?

You can stir in raw vegetables like baby spinach, sliced bell peppers, or thinly sliced mushrooms directly into the baking dish along with the pasta and chicken. Make sure pieces are bite-sized so they cook in the same 30-minute covered bake; denser veggies like carrots or broccoli can be lightly steamed or sautéed first for best texture.

My casserole turned out too watery. How can I fix that?

Let the casserole rest for 5–10 minutes after baking; the pasta will continue to absorb excess liquid as it cools. If it’s still too thin next time, reduce the water by 1/4 cup or add an extra ½ cup of pasta. You can also uncover for the last few minutes of baking to help evaporate moisture.

How do I ensure the chicken reaches a safe internal temperature?

For food safety, use an instant-read thermometer inserted into the largest piece of chicken. It should reach at least 165°F (74°C) during the covered 30-minute bake. If it hasn’t, re-cover and bake in 5-minute increments until it does before adding cheese.

Can I assemble the casserole ahead of time and bake later?

Yes. Prepare the dish through step 3, then tightly cover with foil and refrigerate for up to 24 hours. When ready to bake, add 5–10 minutes to the covered baking time to account for the cold ingredients, then proceed with uncovering and adding cheese as directed.

What’s the best way to store and reheat leftovers?

Store leftovers in an airtight container in the refrigerator for up to 3–4 days. Reheat individual portions in the microwave until warmed through, or in a 350°F (175°C) oven for about 15–20 minutes, covered with foil to prevent drying out.

Julian Hayes

Food and Lifestyle Blogger

Hey there, food enthusiasts! I'm Julian Hayes, and welcome to my culinary playground where flavor takes center stage and every meal is an adventure.

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