Chicken Zucchini Cheese Bake

Featured in Satisfying Main Courses.

This dish features juicy chicken breast, tender zucchini slices, and a silky blend of mozzarella, cheddar, and Parmesan cheeses, all brought together with a creamy sour cream (or Greek yogurt) sauce. Fragrant herbs like oregano and basil add aromatic depth, while garlic and a touch of onion powder infuse each bite with rich flavor. Layers of chicken and zucchini are topped with a golden, bubbly cheese crust, creating a comforting and hearty family meal. Finished with fresh parsley, it’s a wholesome, satisfying bake that’s as impressive as it is easy to prepare.

Barbara Chef
Updated on Fri, 01 Aug 2025 16:24:04 GMT
A dish of food with zucchini and cheese. Pin it
A dish of food with zucchini and cheese. | gracefulflavors.com

This creamy Chicken Zucchini Bake has become my secret weapon for weeknight dinners because it checks every box for comfort, flavor, and ease. It brings together tender chicken, plenty of melty cheese, zucchini, and a tangy cream sauce all in one bubbling pan. My family never turns it down and I love how simple the prep is using ingredients I often already have.

The first time I tried this recipe was when we had a late summer zucchini overload from the garden. Now every time I make it the kitchen smells so good it draws everyone in before it even hits the table.

Ingredients

  • Chicken breast: Brings lean protein and heartiness to the meal. Choose plump boneless skinless breasts with a pinkish hue for best results
  • Zucchini: Adds freshness and a pleasant bite. Look for firm small to medium zucchinis without blemishes
  • Mozzarella cheese: Ensures that classic gooey cheesy factor. Shred it fresh for the best melt
  • Cheddar cheese: Adds richness and a touch more tang to the mix. A block of sharp cheddar brings great flavor
  • Sour cream or Greek yogurt: Makes the sauce creamy and just a tad tangy. Use full fat for the most luxurious texture
  • Parmesan cheese: Packs a punchy savory note and helps the topping brown beautifully
  • Olive oil: Keeps everything tender and adds background flavor. Extra virgin olive oil is worth using
  • Garlic and dried herbs like oregano and basil: Give the casserole that warm Italian flair
  • Garlic powder and onion powder: Layer in extra allium depth
  • Parsley for garnish: Adds a pop of color and freshness if you have it

Step-by-Step Instructions

Preheat and Prepare Pan:
Get your oven going at 375 degrees Fahrenheit. Lightly grease a baking dish about 9 by 9 inches so nothing sticks
Season the Chicken:
Cut chicken breasts into bite-sized pieces for more even cooking and speedy prep. Rub them with salt pepper garlic powder and onion powder
Slice the Zucchini:
Cut your zucchinis into rounds about a quarter inch thick. Consistent slices will cook evenly
Sear the Chicken:
Warm olive oil in a skillet over medium heat. Add chicken and let it brown on both sides for five to seven minutes until just cooked through. Set aside
Sauté Garlic:
Toss minced garlic into the skillet and let it sizzle briefly about thirty seconds until the aroma blooms
Mix Up the Sauce:
Grab a bowl and stir together sour cream Parmesan half the mozzarella dried oregano dried basil and a dash of salt and pepper. The mixture should be smooth and creamy
Layer the Bake:
Arrange zucchini rounds to cover the bottom of your dish. Scatter cooked chicken evenly over the top. Spread the creamy sauce mixture to coat it all
Top with Cheese:
Cover the whole thing with the rest of the mozzarella and all the shredded cheddar
Bake It:
Slide the dish into the oven. Bake for twenty five to thirty minutes until the cheese is golden melty and the zucchini yields to a fork
Finish and Serve:
Let the bake rest for a few minutes out of the oven so it sets a bit. If you like sprinkle chopped parsley over the top before bringing it to the table
A dish of food with zucchini and cheese. Pin it
A dish of food with zucchini and cheese. | gracefulflavors.com

Parmesan cheese has always been my favorite ingredient here. Its salty nutty depth boosts this dish above your average chicken bake. It also creates the most tempting crusty bits around the edges which were hotly contested at my childhood dinner table. I remember everyone peeking into the oven together excited for that molten cheesy top

Storage tips

This bake keeps well for up to three days tightly covered in the fridge. For best leftovers reheat individual portions in the microwave or oven until warmed through. If freezing let the bake cool completely then wrap it well and label. Thaw in the fridge before reheating and enjoy within one month for best flavor

Ingredient substitutions

If you do not have sour cream Greek yogurt works just as nicely giving tang and creaminess. Shredded rotisserie chicken is a terrific shortcut for even faster prep. Swap out zucchini for yellow squash if preferred or use a mix for color

A dish with zucchini and cheese. Pin it
A dish with zucchini and cheese. | gracefulflavors.com

Serving suggestions

I love to serve this chicken zucchini bake with a light green salad or roasted broccoli on the side. For a heartier meal try adding some fluffy quinoa or rice to round out the plate. Garlic bread is always popular for mopping up the sauce

Cultural context

Casserole style dishes like this are fixtures in home kitchens across America due to their comfort and ease. The combination of creamy sauce baked chicken and mild vegetables echoes classic Midwestern and Southern potluck favorites though the lean protein and abundance of zucchini keep it fresh and modern

Frequently Asked Questions

→ Can I use Greek yogurt instead of sour cream?

Yes, Greek yogurt works well and adds a tangy twist while keeping the bake creamy.

→ How can I prevent the bake from becoming watery?

Use firm zucchini slices and avoid overbaking. You can also lightly salt and pat the zucchini dry before layering.

→ Is it possible to make this dish ahead of time?

Absolutely! Assemble the dish and refrigerate, then bake just before serving for best texture and flavor.

→ What other cheeses can be used?

You can substitute provolone, Monterey Jack, or your favorite melting cheese for a new twist.

→ Can I add other vegetables?

Definitely. Bell peppers, mushrooms, or spinach make excellent additions for extra flavor and color.

→ Is this dish gluten-free?

Yes! All ingredients are naturally gluten-free, making it suitable for gluten-sensitive diets.

Chicken Zucchini Cheese Bake

Savory chicken and zucchini with creamy, cheesy layers—perfect for a wholesome dinner packed with flavor.

Prep Time
20 Minutes
Cook Time
30 Minutes
Total Time
50 Minutes
By: Barbara

Category: Hearty Mains

Difficulty: Intermediate

Cuisine: American

Yield: 6 Servings (1 casserole (9-inch square), serves 6)

Dietary: Low-Carb, Gluten-Free

Ingredients

→ For the Bake

01 2 large boneless skinless chicken breasts (about 1 lb)
02 3 medium zucchinis, sliced into 1/4-inch rounds
03 1 cup shredded mozzarella cheese
04 1 cup shredded cheddar cheese
05 1/2 cup grated Parmesan cheese
06 1 cup sour cream or Greek yogurt
07 1 tablespoon olive oil
08 2 cloves garlic, minced
09 1 teaspoon dried oregano
10 1 teaspoon dried basil
11 Salt and freshly ground black pepper, to taste

→ For the Seasoning

12 1 teaspoon garlic powder
13 1/2 teaspoon onion powder
14 1 tablespoon fresh parsley, chopped (optional for garnish)

Instructions

Step 01

Preheat oven to 375°F (190°C) and lightly grease a 9×9-inch baking dish or equivalent casserole dish.

Step 02

Slice chicken breasts into 1-inch thick strips or bite-sized pieces. Season with salt, freshly ground black pepper, garlic powder, and onion powder.

Step 03

Slice zucchini into 1/4-inch thick rounds and set aside.

Step 04

Heat olive oil in a large skillet over medium heat. Add seasoned chicken and cook for 5-7 minutes until browned and fully cooked through. Remove chicken and set aside.

Step 05

In the same skillet, add minced garlic and sauté for 30 seconds until aromatic.

Step 06

In a bowl, combine sour cream (or Greek yogurt), Parmesan cheese, 1/2 cup mozzarella cheese, dried oregano, dried basil, and a pinch each of salt and pepper. Mix until smooth and creamy.

Step 07

Arrange zucchini slices evenly on the base of the prepared baking dish.

Step 08

Spread cooked chicken pieces evenly over the zucchini. Pour and smooth the prepared sauce mixture over the top.

Step 09

Sprinkle the remaining mozzarella cheese and all of the cheddar cheese over the surface.

Step 10

Bake in the preheated oven for 25-30 minutes until the cheese is melted, golden, and bubbly, and the zucchini is tender.

Step 11

Remove from oven and let stand for a few minutes. Optionally, garnish with freshly chopped parsley before serving.

Notes

  1. Slicing the zucchini evenly ensures consistent texture throughout the dish.
  2. For a lighter option, use Greek yogurt in place of sour cream.

Tools You'll Need

  • Large skillet
  • 9×9-inch baking dish or similar casserole dish
  • Mixing bowl
  • Chef's knife
  • Cutting board

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Contains dairy (cheese, sour cream, Greek yogurt)

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 365
  • Total Fat: 21.5 g
  • Total Carbohydrate: 8.2 g
  • Protein: 32.1 g