With just a quick glance at this Dump-and-Bake Chicken Tzatziki Casserole, your taste buds are already in for a Mediterranean adventure! As I pulled the golden dish from the oven, the aroma of warm spices danced through my kitchen, promising a comforting meal perfect for any night of the week. What I adore about this easy dinner is that it requires only 15 minutes of prep time, making it a lifesaver for busy evenings. And as a bonus, this beginner-friendly recipe lets you explore bold flavors without any fuss. Picture tender chicken, vibrant vegetables, and creamy tzatziki all mingling together in unity—who wouldn’t want to dive into that? Ready to bring a little Mediterranean magic to your table tonight? Let’s get cooking!

Why Choose This Casserole Recipe?
Convenience at Its Finest: With just 15 minutes of prep and all cooking happening in one dish, this Dump-and-Bake Chicken Tzatziki Casserole saves you both time and cleanup effort.
Mediterranean Flavors: The vibrant combination of vegetables, creamy tzatziki, and tangy feta transports your taste buds to the sunny shores of Greece, making every bite a delight.
Beginner-Friendly: Suitable for novice cooks, the instructions are easy to follow, empowering you to impress family and friends without intimidation.
Versatile Options: Want to switch things up? Feel free to use brown rice or load it with extra veggies for a delightful vegetarian twist or pair it with a fresh salad for a complete meal.
Crowd-Pleasing Appeal: This dish is an excellent choice for family dinners or casual gatherings, ensuring there’s something for everyone to enjoy—everyone loves comfort food!
Get ready to experience the joy of Mediterranean cuisine with this delightful casserole! For more fantastic recipes, check out a Cheesy Garlic Chicken Wraps or a hearty Breakfast Casserole Cheesy.
Dump-and-Bake Chicken Tzatziki Casserole Ingredients
For the Casserole
- Cooked Chicken – Provides lean protein and absorbs flavors beautifully; for fresh taste, substitute with uncooked chicken cut into small pieces, adjusting cook time as needed.
- White Rice – Serves as the comforting carbohydrate foundation; do not pre-cook as it bakes perfectly in the casserole.
- Chicken Broth – Infuses the rice with savory depth; for a vegetarian version, use vegetable broth instead.
- Cucumber – Adds refreshing crunch and balances the dish’s creaminess, enhancing the Mediterranean experience.
- Red Onion – Provides a mild pungent flavor to elevate freshness; chop finely for a more subtle flavor.
- Grape Tomatoes – Offers juicy bursts of acidity and lovely visual appeal; halving them allows their juices to mingle with other ingredients.
- Kalamata Olives – Adds a briny richness; slicing them thinly ensures even dispersal throughout the casserole.
For the Sauce
- Greek-Style Tzatziki Sauce – Creates a creamy coating that’s essential to the dish; if unavailable, mix yogurt with cucumber and dill for a good substitute.
- Garlic Powder – Enhances savory flavors without adding moisture; perfect for a quick flavor boost.
- Dried Oregano – Contributes aromatic Mediterranean notes that deepen the flavor profile.
For the Topping
- Feta Cheese – Melts slightly during baking, adding tangy creaminess that elevates the entire dish; crumbled feta works best.
- Fresh Parsley – For garnish, adding a touch of brightness and freshness; sprinkle generously just before serving.
This delicious Dump-and-Bake Chicken Tzatziki Casserole is packed with hearty ingredients that promise a flavor-packed adventure. Happy cooking!
Step‑by‑Step Instructions for Dump-and-Bake Chicken Tzatziki Casserole
Step 1: Preheat and Prepare
Begin by preheating your oven to 375°F (190°C). While it heats, grease a 9×13-inch baking dish with a light layer of cooking spray or olive oil, ensuring an easy release for the casserole once baked. This step sets the stage for an effortless clean-up and helps the casserole bake evenly.
Step 2: Layer the Rice
Spread the uncooked white rice evenly across the bottom of the prepared baking dish. Make sure the rice is distributed well, creating a solid base for your Dump-and-Bake Chicken Tzatziki Casserole. This step is crucial as the rice will cook while absorbing all the delicious flavors later on.
Step 3: Add the Broth
Pour the chicken broth evenly over the rice, ensuring complete coverage. This liquid is essential for cooking the rice properly, so make sure it’s all submerged. The broth will infuse savory depth into the dish as it bakes, making every bite flavorful and moist.
Step 4: Arrange the Chicken
Now, layer the cooked chicken pieces on top of the rice. Spread it out evenly to allow for consistent cooking and flavor distribution. If you’re using uncooked chicken, ensure it’s cut into small pieces so it cooks through during the baking time, offering pleasant bites throughout your casserole.
Step 5: Add Fresh Vegetables
Next, scatter the diced cucumber, chopped red onion, halved grape tomatoes, and sliced Kalamata olives over the chicken. This vibrant mix not only enhances the taste but also contributes a colorful presentation. The fresh vegetables will cook down and meld into the casserole, creating a delightful Mediterranean experience.
Step 6: Mix the Tzatziki Sauce
In a mixing bowl, combine the Greek-style tzatziki sauce with garlic powder, dried oregano, salt, and pepper. Stir until smooth and well-blended, then gently spread this creamy mixture over the top of the casserole. The tzatziki is vital for adding that signature flavor and creamy texture to your dish.
Step 7: Sprinkle Feta Cheese
Generously crumbled feta cheese over the tzatziki layer, ensuring even coverage. As the casserole bakes, the feta will soften slightly while providing its signature tangy creaminess, making it a delightful topping that complements the other ingredients perfectly.
Step 8: Bake Covered
Cover the baking dish tightly with aluminum foil to create a steamy environment that helps the rice cook properly. Place it in the preheated oven and bake for 45 minutes. After this time, your kitchen will be filled with mouthwatering aromas, signaling that it’s almost ready!
Step 9: Final Browning
Once the initial baking time is up, carefully remove the foil and return the casserole to the oven for an additional 10 minutes. This will allow the feta to become golden and slightly crisp, adding a delightful finishing touch to your Dump-and-Bake Chicken Tzatziki Casserole.
Step 10: Cool and Garnish
After baking, let the casserole cool for a few minutes to set. Just before serving, garnish with freshly chopped parsley for a touch of color and added freshness. Your delicious and comforting Mediterranean meal is now ready to be enjoyed by family and friends!

Variations & Substitutions for Dump-and-Bake Chicken Tzatziki Casserole
Feel free to let your creativity shine with these delicious twists on the classic casserole!
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Vegetarian Delight: Swap out the chicken for a mix of hearty vegetables like zucchini and bell peppers. This brings a fantastic meat-free option full of color and flavor.
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Brown Rice Boost: Substitute white rice with brown rice for added nutty flavor and fiber. Just remember to increase the broth and cooking time for perfect results! It lends a chewier texture that complements the creamy toppings beautifully.
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Extra Creamy Tzatziki: For a more pronounced flavor, mix in a dollop of sour cream or Greek yogurt to your tzatziki sauce before layering. This will create an even creamier, tangier base that elevates the dish.
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Spice It Up: Add crushed red pepper flakes or diced jalapeños to the vegetable mix for a zing of heat that awakens your senses and makes this casserole even more exciting!
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Cheesy Variations: Try different cheeses like goat cheese or mozzarella for a unique flavor twist. Just be sure they melt well, contributing to that lovely gooey texture.
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Lemon Zest: Grate a bit of lemon zest into the tzatziki sauce for a refreshing burst that brightens the entire dish, adding a lovely citrus note that balances the creaminess.
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Herb Variations: Experiment with different herbs like dill or basil in your tzatziki mix for a fresh twist on flavor. Each herb brings its character, enhancing the Mediterranean experience.
Looking for more ways to bring delightful flavors to your table? Try our scrumptious Garten Chicken Casserole or a classic French Onion Chicken. Enjoy the journey of customizing your casserole!
What to Serve with Dump-and-Bake Chicken Tzatziki Casserole
Elevate your Mediterranean dining experience with delightful sides that complement the luscious flavors of this casserole.
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Crisp Garden Salad: A medley of fresh greens, cucumbers, and cherry tomatoes brightens your meal while adding a refreshing crunch. Toss with a light vinaigrette to enhance the dish’s vibrant flavors.
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Warm Pita Bread: Soft, pillowy pita is perfect for scooping up the casserole. Its warm, comforting texture creates a satisfying balance with the creamy tzatziki sauce.
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Roasted Vegetables: Caramelized asparagus, zucchini, and bell peppers provide earthy flavors and textures, making every bite richer and more complex. Drizzle with olive oil and herbs for extra zest!
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Herbed Quinoa: Fluffy quinoa seasoned with lemon and parsley compliments the casserole beautifully, adding a nutty flavor that ties everything together without overwhelming it.
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Feta Yogurt Dip: This creamy dip, made with yogurt, feta, and fresh herbs, is a perfect sidekick for your casserole. The tanginess brightens the palate while enhancing the Mediterranean theme.
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Sparkling Lemonade: A refreshing drink with a hint of tartness that cuts through the richness of the casserole. The bubbles add a festive touch, making every sip a celebration!
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Mini Cheesecake Bites: For dessert, these delightful treats offer a creamy, indulgent finish to your meal, with a hint of lemon zest complementing the Mediterranean flavors of your casserole.
Expert Tips for Dump-and-Bake Chicken Tzatziki Casserole
- Rice Placement: Ensure the rice is evenly spread and fully covered by broth to cook thoroughly; uneven coverage may lead to crunchy spots.
- Chicken Texture: Shred the cooked chicken finely for better integration with the vegetables and flavors; chunks may keep the dish from blending perfectly.
- Flavor Boost: Don’t hold back on the tzatziki and feta; these ingredients are essential for achieving that authentic Mediterranean flavor in your casserole.
- Prep Ahead: If you plan to prepare this dish in advance, refrigerate the unbaked casserole covered tightly to keep ingredients fresh, allowing for easy cooking later.
- Ingredient Substitutions: Feel free to switch out the vegetables based on what you have; just ensure you maintain the flavor balance for a delicious Dump-and-Bake Chicken Tzatziki Casserole.
Storage Tips for Dump-and-Bake Chicken Tzatziki Casserole
- Fridge: Store leftovers in an airtight container and refrigerate for up to 3 days. Ensure the casserole has cooled down before sealing to maintain texture and prevent sogginess.
- Freezer: For longer storage, you can freeze pre-portioned servings. Wrap each portion tightly in plastic wrap and then place in a freezer-safe bag or container for up to 3 months.
- Reheating: To enjoy your Dump-and-Bake Chicken Tzatziki Casserole again, reheat in the oven at 350°F (175°C) covered with foil until heated through, avoiding moisture loss.
- Thawing: For best results, thaw frozen portions in the fridge overnight before reheating, ensuring quality and flavor are preserved.
Make Ahead Options
This Dump-and-Bake Chicken Tzatziki Casserole is an excellent choice for meal prep enthusiasts! You can assemble the entire casserole up to 24 hours in advance. Simply follow the recipe steps, then cover it tightly with foil and refrigerate before baking. Keeping it refrigerated will help maintain its freshness and flavors. If you’re short on time, you can also prep individual components—like chopping the vegetables or mixing the tzatziki sauce—up to 3 days ahead. When you’re ready to serve, bake it directly from the fridge, extending the baking time by about 10 minutes to ensure everything is heated through. Enjoy the convenience and time-saving benefits of this flavorful casserole on busy weeknights!

Dump-and-Bake Chicken Tzatziki Casserole Recipe FAQs
What type of chicken should I use for this casserole?
Absolutely! You can use either cooked chicken for ease or raw chicken cut into small pieces for a fresher taste. If you choose uncooked chicken, make sure to adjust the baking time accordingly to ensure it cooks through properly, approximately 10-15 minutes longer.
How should I store leftover casserole?
Very simple! Store your leftovers in an airtight container in the refrigerator for up to 3 days. Allow the casserole to cool completely before sealing to help maintain its texture and prevent sogginess.
Can I freeze the casserole?
Yes, you can! For longer storage, wrap pre-portioned servings tightly in plastic wrap and place them in a freezer-safe bag or container. It’ll stay fresh for up to 3 months. To reheat, simply thaw in the refrigerator overnight and bake at 350°F (175°C) until warmed through.
What if my rice is not cooking properly?
If you find your rice has crunchy bits, it’s likely that it wasn’t fully immersed in broth. Ensure all the rice is submerged before baking. You can also try adding a bit more broth during the baking process if needed or covering the dish tightly with foil to help retain steam.
Are there any dietary considerations I should keep in mind?
Certainly! This Dump-and-Bake Chicken Tzatziki Casserole contains dairy from the tzatziki and feta cheese, which may not be suitable for those with lactose intolerance or dairy allergies. You can substitute with a vegan tzatziki and omit the feta for a delicious dairy-free option.
How do I know when the casserole is finished baking?
You’ll know it’s done when the feta cheese is golden and slightly crisp, and the rice is tender, which usually takes about 55 minutes of total baking time. Always allow it to cool for a few minutes before serving, ensuring it sets nicely for slicing.

Dump-and-Bake Chicken Tzatziki Casserole for Effortless Flavor
Ingredients
Equipment
Method
- Preheat your oven to 375°F (190°C) and grease a 9x13-inch baking dish.
- Spread the uncooked white rice evenly across the bottom of the prepared baking dish.
- Pour the chicken broth evenly over the rice.
- Layer the cooked chicken pieces on top of the rice.
- Scatter the diced cucumber, chopped red onion, halved grape tomatoes, and sliced Kalamata olives over the chicken.
- In a mixing bowl, combine the Greek-style tzatziki sauce with garlic powder, dried oregano, salt, and pepper, and spread it over the casserole.
- Sprinkle crumbled feta cheese evenly over the tzatziki layer.
- Cover the baking dish tightly with aluminum foil and bake for 45 minutes.
- After 45 minutes, remove the foil and bake for an additional 10 minutes to allow the feta to become golden.
- Let the casserole cool for a few minutes and garnish with freshly chopped parsley before serving.

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