
Chicken Parmesan Pasta Bake
All the flavor of chicken Parmesan in one easy dish: seared chicken pieces and al dente penne tossed in garlicky marinara, blanketed with melted mozzarella, and finished with a crisp, buttery Parmesan-panko crust.
- Prep
- 25 min
- Cook
- 40 min
- Wait
- 10 min
- Total
- 1 hr 15 min
- Makes
- 1 (9×13-inch) casserole, 6 generous servings
Steps
Before you start
- Position an oven rack in the center and preheat the oven to 400°F (200°C) before you start cooking.
- Buy a block of low-moisture mozzarella and shred it yourself if you can; it melts more smoothly than pre-shredded cheese, which is coated to prevent clumping.
- The pasta is deliberately undercooked (about 3 minutes less than the package says) because it finishes cooking in the oven. Check your package time first.
- Pat the chicken dry with paper towels so it sears instead of steaming.
Preheat and prepOven 400°F / 205°C
- Set a rack in the center of the oven and preheat to 400°F (200°C).
- Lightly grease a 9×13-inch (23×33 cm) baking dish with a little olive oil or cooking spray.
- Cut the chicken into 1-inch (2.5 cm) pieces, dice the onion, mince the garlic, and shred the mozzarella.
- Fill a large pot with water for the pasta and set it over high heat.
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Ready when: Oven is fully preheated and the chicken is in even, bite-size pieces.
Tip: Cutting the chicken into evenly sized pieces helps it cook at the same rate.
Boil the pasta
- When the water is at a full rolling boil, stir in 1 tablespoon kosher salt, then add the penne.
- Cook 3 minutes less than the package directions (usually 7–8 minutes), stirring once or twice.
- Scoop out ½ cup (120 ml) of the cooking water, then drain the pasta in a colander.
- Do not rinse.
- Shake well and leave in the colander.
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Ready when: Pasta is flexible but still quite firm and chalky at the center when bitten.
Tip: Scoop out the pasta water before draining. It's easy to forget and helps loosen the sauce.
Season the chicken
- Pat the chicken pieces dry once more and toss them in a bowl with 1 teaspoon kosher salt, ½ teaspoon black pepper, and the Italian seasoning.
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Ready when: Chicken is evenly coated with the seasonings.
Sear the chicken
- Heat 1 tablespoon of the olive oil in a 12-inch (30 cm) deep skillet over medium-high heat until it shimmers.
- Add the chicken in a single layer (work in two batches if it crowds the pan).
- Cook without moving for 2 minutes until golden underneath, then stir and cook another 2–3 minutes.
- Transfer to a clean plate.
- It will finish cooking in the oven.
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Ready when: Chicken is golden brown on the outside and opaque for the most part; a little pink in the center is fine at this stage.
Tip: Crowding the pan makes the chicken steam and turn gray, so use two batches if needed.
Cook the aromatics
- Lower the heat to medium and add the remaining 1 tablespoon olive oil to the same skillet.
- Add the onion and a pinch of salt and cook, stirring, for 3–4 minutes until soft and translucent, scraping up the browned bits.
- Add the garlic and red pepper flakes (if using) and stir for 30 seconds.
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Ready when: Onion is soft and translucent and the garlic smells fragrant but hasn't browned.
Tip: Garlic burns quickly and turns bitter, so keep it moving and move on at the first fragrant whiff.
Simmer the sauce
- Pour in the marinara and the reserved pasta water, stirring to combine.
- Bring to a gentle simmer over medium-low heat and cook 5 minutes, stirring occasionally, to meld the flavors.
- Remove from the heat and stir in the ¼ cup (25 g) Parmesan.
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Ready when: Sauce is steaming with small bubbles at the edges and coats the back of a spoon.
Combine and assemble
- Add the drained penne and the seared chicken, along with any juices on the plate, to the skillet.
- Stir until everything is evenly coated.
- Scrape into the prepared baking dish and spread into an even layer.
- Scatter the shredded mozzarella evenly over the top.
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Ready when: Pasta and chicken are evenly distributed and the sauce looks generous and loose, not dry.
Tip: If the mixture looks thick, stir in a splash of water; the pasta will absorb sauce in the oven.
Add crispy topping
- In a small bowl, stir together the panko, melted butter, and ⅓ cup (33 g) Parmesan until the crumbs look evenly moist like wet sand.
- Sprinkle over the mozzarella in an even layer.
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Ready when: Crumbs are evenly moistened with no dry patches.
Tip: Coating the crumbs in butter first is what makes them brown evenly.
Bake until goldenOven 400°F / 205°C
- Bake uncovered at 400°F (200°C) on the center rack for 20–25 minutes, until the sauce bubbles around the edges, the cheese is melted, and the top is deep golden brown.
- If the top isn't browned after 22 minutes, broil on high for 1–2 minutes, watching closely.
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Ready when: Sauce bubbles at the edges, the crumbs are golden brown, and the chicken registers 165°F (74°C) in the center of a piece.
Tip: Set the dish on a rimmed baking sheet to catch any sauce that bubbles over.
Rest and serve
- Let the casserole rest 10 minutes so the sauce thickens and the cheese sets.
- Scatter with torn basil, if using, and serve.
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Ready when: Bubbling has stopped and the sauce no longer runs when scooped.
Tip: Serving too soon yields a soupy plate and a burned mouth, so give it the full rest.
Good to know
Tips
- Undercook the pasta by 3 minutes: it keeps absorbing sauce in the oven, so fully cooked pasta turns mushy.
- Keep the sauce slightly loose before baking. A dry-looking mixture bakes into a dry casserole.
- Shred the mozzarella yourself from a block for the best melt and stretch.
- Use a thermometer to check the chicken in a few of the larger pieces; the casserole is done when it reads 165°F (74°C).
Make ahead
"Assemble through the mozzarella layer up to 1 day ahead, cover, and refrigerate; keep the panko topping separate in an airtight container. Add the topping just before baking and add 5–10 minutes to the bake time, until bubbling hot in the center."
Storage & reheating
"Room temperature: up to 2 hours after baking. Fridge: cool and store in an airtight container for up to 4 days. Freezer: freeze portions in airtight containers for up to 3 months; thaw overnight in the fridge. Reheat covered with foil at 350°F (175°C) for 20–25 minutes (single portions in the microwave for 2–3 minutes) until steaming hot to 165°F (74°C); uncover for the last 5 minutes to re-crisp the top."
Substitutions
- dried penne → rigatoni, ziti, or rotini. Use the same weight and still cook 3 minutes short of the package time.
- boneless, skinless chicken breasts → boneless, skinless chicken thighs. Thighs are juicier and more forgiving; cook to 175°F (80°C) for best texture.
- panko breadcrumbs → crushed Italian-style breadcrumbs or gluten-free panko. Use the same volume; regular fine crumbs are denser, so use ¾ cup (90 g).
- low-moisture mozzarella → provolone or a mozzarella-provolone blend. Provolone adds a little sharpness; use the same weight.
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- Meal
- Dinner
- Cuisine
- Italian
- Main ingredient
- Chicken BreastMozzarellaPasta
- Diet
- HalalSugar-Free
- Quick & Easy
- Easy





