As the aroma of savory chicken wafts through my kitchen, I can’t help but feel a wave of comfort wash over me—I’ve discovered the ultimate weeknight savior: the Dump-and-Bake Chicken Tzatziki Casserole. This Mediterranean delight brings together tender chicken, crunchy cucumbers, juicy grape tomatoes, and a creamy tzatziki sauce, all in one effortless dish. Best of all, you can whip it up in just 15 minutes before letting the oven do the hard work, making it an easy dinner option for busy days. Bursting with flavor and joyfully simple to make, this casserole is a delightful way to elevate your comfort food repertoire while staying true to your homemade roots. Ready to make your dinner time a breeze? Let’s dive into this fabulous recipe!

Why is this casserole a must-try?
Simplicity at Its Best: The Dump-and-Bake Chicken Tzatziki Casserole takes only 15 minutes to prep, proving that delicious home-cooked meals don’t require hours in the kitchen.
Bursting with Flavor: Each bite is a delightful explosion of Mediterranean goodness, from the tangy tzatziki to the juicy grape tomatoes.
Versatile and Customizable: Want to switch things up? You can easily make it vegetarian by swapping chicken for chickpeas or lentils, or introduce your favorite veggies to mix in.
Crowd-Pleasing Appeal: This dish is perfect for family dinners or gatherings, guaranteed to impress guests and bring smiles around the table—especially when paired with a fresh salad or warm pita bread.
Comfort Food Redefined: Experience the warmth of comfort food without compromising on health; it’s hearty yet light, making it suitable for any occasion.
The Dump-and-Bake Chicken Tzatziki Casserole elevates your dinner game while being incredibly forgiving for those busy weeknights!
Dump-and-Bake Chicken Tzatziki Casserole Ingredients
For the Casserole
• Cooked Chicken – Provides the protein backbone of the dish; substitution for raw chicken is possible but adjust the cooking time.
• Uncooked White Rice – Acts as a comforting carbohydrate base, soaking up the flavorful broth as it bakes.
• Chicken Broth – Infuses the rice with rich flavor; try using vegetable broth for a vegetarian version.
• Cucumber – Adds a crisp, refreshing crunch to the warm casserole.
• Red Onion – Offers mild pungency; make sure to chop finely for better integration in the dish.
• Grape Tomatoes – Deliver juicy, acidic bursts that brighten every bite; cherry tomatoes can also be used as a substitute.
• Kalamata Olives – Impart a fruity, briny complexity, enhancing the Mediterranean profile; feel free to swap with black olives.
• Greek-Style Tzatziki Sauce – The creamy, tangy layer that melds all flavors together; Greek yogurt mixed with cucumber, dill, and lemon can be a solid substitute.
• Garlic Powder – Intensifies flavors without adding moisture.
• Dried Oregano – Infuses aromatic Mediterranean flair.
• Feta Cheese – Sprinkled on top for a delightfully tangy finish; crumbled goat cheese can work as an alternative.
• Fresh Parsley – Garishes the dish, adding warmth and a pop of color.
This Dump-and-Bake Chicken Tzatziki Casserole brings warmth and joy to your dinner table with minimal effort!
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 the oven warms, grease a 9×13-inch baking dish with non-stick spray or olive oil. This will help ensure your Dump-and-Bake Chicken Tzatziki Casserole slides out easily once baked, preventing sticking and making for a perfect presentation.
Step 2: Layer the Rice
Evenly spread uncooked white rice across the bottom of your prepared baking dish. Take care to create a uniform layer, as this will be the foundation for your casserole. It will absorb all the flavorful juices while cooking, so an even layer is key to achieving the perfect texture.
Step 3: Add the Broth
Pour chicken broth generously over the rice, ensuring it is fully submerged. The flavorful broth will cook the rice while adding depth to your Dump-and-Bake Chicken Tzatziki Casserole. It should be bubbly at the edges when done, indicating the rice has absorbed all the flavor.
Step 4: Layer the Chicken
Next, distribute the cooked chicken evenly on top of the rice layer. Ensure the chicken pieces are spread out well so that each bite of your casserole contains tender morsels of chicken, contributing to a balanced dish bursting with Mediterranean flavors.
Step 5: Add Fresh Vegetables
Now, evenly distribute the diced cucumber, finely chopped red onion, halved grape tomatoes, and Kalamata olives over the chicken layer. This colorful array not only enhances the aesthetics but also imbues your casserole with fresh, zesty flavors that contrast beautifully with the creamy tzatziki sauce.
Step 6: Mix the Tzatziki Sauce
In a separate bowl, combine the Greek-style tzatziki sauce with garlic powder, dried oregano, and a pinch of salt and pepper. Mix until well blended, allowing the flavors to meld. Spread this creamy mixture evenly over the layered ingredients, ensuring every bite of the Dump-and-Bake Chicken Tzatziki Casserole is infused with that delightful tang.
Step 7: Top with Feta
Sprinkle crumbled feta cheese generously over the tzatziki layer, allowing it to create a beautiful crust as it bakes. The feta will add a rich, tangy creaminess to the dish, elevating the overall flavor profile and giving your casserole that irresistible Mediterranean touch.
Step 8: Cover and Bake
Cover the baking dish with aluminum foil to trap moisture and create steam as it cooks. Place it into your preheated oven and bake for 45 minutes. This will ensure the rice cooks through and the flavors meld beautifully. The casserole will be steaming and fragrant when it’s ready.
Step 9: Uncover and Finish Baking
After 45 minutes, carefully remove the foil and return the casserole to the oven. Bake for an additional 10 minutes, allowing the feta to turn golden and form a delightful crust on top. This step is key to achieving a rich and appealing finish for your Dump-and-Bake Chicken Tzatziki Casserole.
Step 10: Cool and Garnish
Once out of the oven, let the casserole cool for a few minutes before serving. This will help the layers set a bit more. Just before serving, garnish with freshly chopped parsley for a pop of color and extra freshness, enhancing the overall dining experience.

Storage Tips for Dump-and-Bake Chicken Tzatziki Casserole
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Fridge: Store leftovers in an airtight container for up to 3 days. This keeps your Dump-and-Bake Chicken Tzatziki Casserole fresh and delicious for quick meals!
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Freezer: If you want to save some for later, freeze the casserole in an airtight container for up to 3 months. This ensures you have a quick dinner option on hand when needed.
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Reheating: When ready to enjoy leftovers, reheat in the microwave or oven. Add a splash of chicken broth to maintain moisture and prevent the casserole from drying out.
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Cooling Before Storage: Allow the casserole to cool completely before storing it to help preserve its texture and flavor when reheating.
Expert Tips for Dump-and-Bake Chicken Tzatziki Casserole
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Even Distribution: Ensure the chicken is evenly distributed throughout the casserole. This helps achieve consistent cooking and flavor in every bite of your Dump-and-Bake Chicken Tzatziki Casserole.
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Customize Your Veggies: Feel free to experiment with vegetables! Adding spinach or bell peppers can boost nutrition and add color without altering the integrity of the dish.
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Broth Choices: For a vegetarian version, use vegetable broth instead of chicken broth. It infuses the rice with flavor while keeping the casserole hearty.
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Cooling Time: Allow the casserole to cool for a few minutes before serving. This helps the layers set, making it easier to dish out and enhancing the overall presentation.
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Flavor Boost: For added brightness, incorporate a splash of lemon juice or zest into the tzatziki mix. It enhances the Mediterranean experience remarkably.
Make Ahead Options
The Dump-and-Bake Chicken Tzatziki Casserole is a fantastic option for meal prep enthusiasts! You can chop the vegetables and mix the tzatziki sauce up to 24 hours in advance, storing them in airtight containers in the refrigerator to keep them fresh. Additionally, you can assemble the entire casserole up to 3 days ahead of time, covering it tightly with foil and refrigerating it until you’re ready to bake. When you’re ready to serve, simply pop it in the oven and bake as directed, adding an extra 10 minutes to ensure it’s heated through. This approach not only saves time but also guarantees that your favorite Mediterranean flavors remain just as delicious!
Dump-and-Bake Chicken Tzatziki Casserole Variations
Feel free to get creative and customize your casserole to suit your taste buds and dietary needs!
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Whole Grain Rice: Substitute uncooked white rice for brown or whole grain rice for an added nutritional boost and a nuttier flavor.
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Vegetarian Delight: Swap the chicken for chickpeas or lentils, stirring in extra spices for flavor, creating a protein-rich vegetarian option.
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Savory Veggie Medley: Add more vibrant vegetables like spinach, bell peppers, or zucchini to enhance nutrition and color; they’ll meld beautifully with the other ingredients.
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Cheese Swap: Use crumbled goat cheese instead of feta for a creamier texture with a unique tang; it pairs wonderfully with the tzatziki sauce.
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Herb Infusion: Mix in fresh herbs like dill or mint into the tzatziki sauce to elevate the Mediterranean essence and add refreshing flavor.
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Extra Spice: Craving a little heat? Sprinkle in some red pepper flakes or diced jalapeños for a zesty kick; it’s a great way to customize your dish!
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Creamy Twist: For a richer flavor, mix a splash of heavy cream or sour cream into the tzatziki sauce before spreading; it’ll add creaminess to the dish.
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Mediterranean Grain Bowl: Build a grain bowl by using quinoa or bulgur instead of rice, offering a different texture while still holding onto that comforting flavor profile.
These ideas don’t just keep things exciting—they invite you to explore new flavors! And if you’re in the mood for another Mediterranean-inspired dish, check out our delicious Mediterranean Chicken Tzatziki or the versatile Mediterranean Chicken Tzatziki Bowls. Enjoy your cooking adventure!
What to Serve with Dump-and-Bake Chicken Tzatziki Casserole
Elevate your dining experience with perfect pairings that enchant the palate and complement every delicious bite.
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Crisp Green Salad: A refreshing salad with mixed greens, cucumbers, and a light vinaigrette balances the casserole’s creamy texture, adding a lovely crunch to your meal.
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Warm Pita Bread: Soft, fluffy pita is ideal for scooping up casserole remnants, and its mildness pairs beautifully with the tangy tzatziki flavors.
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Roasted Vegetables: Seasoned zucchini, bell peppers, and carrots roasted until caramelized add a hearty, nutritious element that rounds out the Mediterranean vibe.
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Spanakopita: These flaky spinach and feta pastries offer a delightful contrast in texture and make for an enjoyable side that enhances the Greek-theme of your dinner.
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Lemon Herb Rice: A bright, citrusy rice side absorbs any extra sauce from the casserole. It’s a wonderful nod to Mediterranean cuisine that complements the chicken.
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Sangria: A chilled glass of fruity sangria brings a celebratory air to the table, enhancing both the flavors of the dish and your dining experience.
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Greek Yogurt: Serve a dollop of tangy Greek yogurt on the side. Its coolness harmonizes perfectly with the casserole, inviting a refreshing twist on every bite.
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Baklava: For dessert, indulge in sweet baklava. Its nutty, honeyed layers create a luxurious finish to your Mediterranean-inspired meal, ensuring guests leave satisfied.

Dump-and-Bake Chicken Tzatziki Casserole Recipe FAQs
How do I select the right cucumbers for this casserole?
Absolutely! When choosing cucumbers, look for firm, unblemished ones with vibrant green skin. Avoid cucumbers with dark spots or wrinkly skin, as these can indicate overripeness. I recommend English cucumbers for their crisp texture and minimal seeds, making them a perfect addition to your Dump-and-Bake Chicken Tzatziki Casserole.
What’s the best way to store leftovers?
You can store leftovers in an airtight container in the refrigerator for up to 3 days. This will keep your Dump-and-Bake Chicken Tzatziki Casserole fresh and ready for a quick meal. For optimal taste, allow it to cool completely before sealing, which helps preserve its flavor and texture.
Can I freeze the casserole for later use?
Absolutely! To freeze, let your Dump-and-Bake Chicken Tzatziki Casserole cool completely and then transfer it to an airtight container or a freezer-safe bag. You can freeze it for up to 3 months. When you’re ready to enjoy it, thaw it overnight in the refrigerator, then reheat, adding a splash of chicken broth to maintain moisture.
What should I do if the rice isn’t fully cooked after baking?
If you find the rice isn’t quite done after the initial baking time, don’t worry! Simply pour a bit more chicken broth over the casserole and cover it again with foil, returning it to the oven for an additional 10-15 minutes. This extra moisture will help finish cooking the rice while still blending flavors in your delicious Dump-and-Bake Chicken Tzatziki Casserole.
Is this casserole suitable for people with dietary restrictions?
Certainly! The Dump-and-Bake Chicken Tzatziki Casserole can be easily adapted. For gluten-free options, ensure you use gluten-free rice and check all other labels. To make the dish vegetarian, swap the chicken for chickpeas or lentils and use vegetable broth instead of chicken broth. Remember to check for allergies related to ingredients like feta cheese or olives as well!

Savory Dump-and-Bake Chicken Tzatziki Casserole Bliss
Ingredients
Equipment
Method
- Preheat your oven to 375°F (190°C) and grease a 9x13-inch baking dish with non-stick spray or olive oil.
- Spread uncooked white rice evenly across the bottom of the prepared baking dish.
- Pour chicken broth generously over the rice, ensuring it is fully submerged.
- Distribute the cooked chicken evenly on top of the rice layer.
- Evenly distribute the diced cucumber, finely chopped red onion, halved grape tomatoes, and Kalamata olives over the chicken layer.
- In a separate bowl, combine the Greek-style tzatziki sauce with garlic powder, dried oregano, and a pinch of salt and pepper. Mix well.
- Spread the tzatziki mixture evenly over the layered ingredients.
- Sprinkle crumbled feta cheese generously over the tzatziki layer.
- Cover the baking dish with aluminum foil and bake for 45 minutes.
- After 45 minutes, remove the foil and bake for an additional 10 minutes to let the feta turn golden.
- Once out of the oven, let the casserole cool for a few minutes before serving. Garnish with freshly chopped parsley.

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