Chicken Tzatziki Casserole
This dump-and-bake Chicken Tzatziki Casserole is a vibrant, one-pan meal packed with Mediterranean flavors. It’s a fantastic choice for busy weeknights or gatherings, offering a delightful combination of tender chicken, zesty tzatziki, and fresh vegetables. The unique blend of spices and toppings makes it stand out, ensuring everyone at the table will love it.
Why You’ll Love This Recipe
- Quick and Easy: This casserole is a dump-and-bake recipe that requires minimal prep time and effort.
- Flavorful Ingredients: The use of Greek seasoning, feta cheese, and tzatziki sauce adds a burst of Mediterranean flavor.
- One-Pan Meal: With all ingredients cooked together in one dish, clean-up is a breeze.
- Customizable: Feel free to add your favorite veggies or adjust the spices to suit your taste.
- Perfect for Leftovers: This casserole tastes even better the next day, making it great for meal prep.
Tools and Preparation
Before you get started, gather your tools to streamline the cooking process.
Essential Tools and Equipment
- 9×13-inch casserole dish
- Heat-safe bowl for pickling onions
- Small mixing bowl for seasoning mix
- Large measuring cup or bowl for mixing liquids
- Microwave
Importance of Each Tool
- 9×13-inch casserole dish: Perfect size for baking this Chicken Tzatziki Casserole evenly.
- Microwave: Quickens the process of dissolving sugar in the pickling solution for onions.
Ingredients
For the Casserole
- 1.5 lbs diced chicken breast
- 1 large zucchini, grated or halved and thinly sliced
- ½ yellow onion, diced
- 1 pint grape tomatoes, left whole
- 1½ cups basmati or long-grain rice (uncooked)
- 1 lemon, halved and sliced into wedges
- ¼ cup crumbled feta cheese (plus more for topping)
- 3 cups chicken stock
- 2 tablespoons Greek seasoning (see notes)
Paprika Seasoning Mixture
- 2 teaspoons smoked paprika
- 1 teaspoon seasoning salt
- ½ teaspoon turmeric
- ¼ – ½ teaspoon cayenne pepper (to taste)
Pickled Red Onions
- 1 medium red onion, thinly sliced
- ¾ cup red wine vinegar (or apple cider vinegar)
- 2 teaspoons sugar
- 2 teaspoons kosher salt
Toppings & Serving
- Additional feta cheese
- Pickled red onions
- Tzatziki sauce (store-bought, such as Opaa!)
- Toom garlic dip
- Fresh parsley
- Warm pita bread

How to Make Chicken Tzatziki Casserole
Step 1: Make the Seasoning Mix
In a small bowl, mix together the smoked paprika, seasoning salt, turmeric, and cayenne pepper. Set aside.
Step 2: Pickle the Red Onions
In a heat-safe bowl:
1. Combine vinegar, sugar, and salt.
2. Microwave for 45 seconds or until the sugar dissolves.
3. Add the thinly sliced red onions to ensure they are fully submerged.
4. Cover and refrigerate until ready to use.
Step 3: Assemble the Casserole
Preheat oven to 375°F (190°C).
In a 9×13-inch casserole dish:
1. Add the diced chicken.
2. Sprinkle with half of the paprika mixture and 1 heaping tablespoon of Greek seasoning.
3. Toss to coat and spread evenly across the dish.
4. Evenly sprinkle the rice over the chicken.
5. Add zucchini and grape tomatoes on top.
In a large measuring cup:
6. Whisk together chicken stock with remaining paprika mixture and 1 tablespoon of Greek seasoning.
7. Pour seasoned chicken stock over the casserole.
8. Top with ¼ cup of feta cheese and arrange lemon wedges over the dish.
Step 4: Bake the Casserole
Cover tightly with foil:
1. Bake for 40 minutes.
2. Remove foil and bake for an additional 10-20 minutes until rice is tender and liquid is absorbed (check by stirring in spots).
Step 5: Add Toppings & Serve
Fluff casserole to distribute ingredients evenly:
1. Remove cooked lemons if desired.
2. Taste and adjust seasoning with salt/pepper as needed.
3. Top with extra feta cheese, pickled red onions, parsley, tzatziki sauce, and garlic dip.
4. Serve warm with pita bread.
How to Serve Chicken Tzatziki Casserole
Serving a Chicken Tzatziki Casserole is about enhancing its vibrant flavors and making it a complete meal. Here are some ideas to elevate your dining experience.
With Fresh Salad
- Greek Salad: A mix of cucumbers, tomatoes, olives, and feta drizzled with olive oil for a refreshing contrast.
- Arugula Salad: Lightly dressed with lemon vinaigrette, this peppery green pairs well with the richness of the casserole.
With Bread
- Warm Pita Bread: Perfect for scooping up the casserole and enjoying the tzatziki.
- Garlic Naan: Adds an aromatic twist that complements the Mediterranean flavors.
With Dips
- Tzatziki Sauce: Serve extra tzatziki on the side for added creaminess and flavor.
- Toom Garlic Dip: A rich garlic dip that enhances the dish’s savory notes.
With Pickled Onions
- Pickled Red Onions: These add a tangy crunch that brightens up each bite of casserole.
How to Perfect Chicken Tzatziki Casserole
Perfecting your Chicken Tzatziki Casserole can elevate it from good to great. Here are some tips to ensure every bite is delicious.
- Use Fresh Ingredients: Fresh vegetables and herbs can enhance flavor and nutrition in your casserole.
- Adjust Seasoning Wisely: Taste as you go, especially when adding spices like cayenne; it’s easy to overdo it.
- Let It Rest Before Serving: Allowing the casserole to sit for a few minutes after baking helps flavors meld together.
- Cover Tightly While Baking: This keeps moisture in, ensuring your rice cooks perfectly and remains tender.
- Experiment with Proteins: While chicken is fantastic, try using turkey or chickpeas for a different twist.
- Garnish Generously: Adding extra feta cheese or fresh parsley right before serving makes it look appetizing and fresh.

Best Side Dishes for Chicken Tzatziki Casserole
To complement your Chicken Tzatziki Casserole, consider these delightful side dishes that bring balance and harmony to your meal.
- Mediterranean Quinoa Salad: A protein-packed salad made with quinoa, bell peppers, cucumbers, and a lemon dressing.
- Roasted Vegetables: Seasonal veggies like bell peppers, eggplant, and carrots roasted with olive oil for added flavor.
- Lemon Rice Pilaf: Fluffy rice flavored with lemon zest and herbs provides a light yet flavorful pairing.
- Hummus Platter: Creamy hummus served with assorted veggies and pita chips adds great texture to your meal.
- Cucumber Tomato Salad: A cool salad featuring diced cucumbers and tomatoes tossed in olive oil, perfect for balancing richness.
- Grilled Asparagus: Lightly seasoned asparagus spears add a nice crunch while being simple to prepare.
Common Mistakes to Avoid
When preparing Chicken Tzatziki Casserole, there are a few common pitfalls that can affect the dish’s flavor and texture. Here are some mistakes to watch out for:
- Skipping the Seasoning: Not using enough Greek seasoning can lead to bland flavors. Always taste your seasoning mix before adding it to the casserole.
- Overcrowding the Pan: If you add too many ingredients, the casserole may not cook evenly. Follow the recipe’s guidance on quantities and spacing.
- Ignoring Rice Cooking Time: Using quick-cooking rice instead of basmati or long-grain rice can result in undercooked or mushy rice. Stick with the specified rice type for best results.
- Not Preheating the Oven: Baking in an unheated oven can lead to uneven cooking. Always preheat your oven to the recommended temperature before baking.
- Forget About Toppings: Skipping toppings like feta cheese and tzatziki makes the dish less flavorful. Don’t forget these final touches for added freshness.
Storage & Reheating Instructions
Refrigerator Storage
- item Store leftovers in an airtight container.
- item Keep in the refrigerator for up to 3 days.
Freezing Chicken Tzatziki Casserole
- item Allow the casserole to cool completely before freezing.
- item Use a freezer-safe container or heavy-duty foil for storage.
- item Freeze for up to 3 months for best quality.
Reheating Chicken Tzatziki Casserole
- Oven: Preheat to 350°F (175°C) and heat covered for about 20-25 minutes until warm throughout.
- Microwave: Heat individual portions on medium power for 1-2 minutes, stirring halfway through.
- Stovetop: Place in a skillet over low heat, stirring occasionally until heated through.

Frequently Asked Questions
What is Chicken Tzatziki Casserole?
Chicken Tzatziki Casserole is a one-pan meal featuring chicken, rice, vegetables, and Mediterranean spices, topped with feta and tzatziki sauce.
Can I use other types of meat?
Yes! You can substitute chicken with turkey or even tofu for a vegetarian version of this Chicken Tzatziki Casserole.
How do I customize my Chicken Tzatziki Casserole?
Feel free to add other vegetables like bell peppers or spinach based on your preference. You can also adjust spice levels according to taste.
What should I serve with it?
Serve this casserole with warm pita bread and a fresh salad for a complete Mediterranean meal.
Final Thoughts
This Chicken Tzatziki Casserole is not only delicious but also incredibly versatile. With its vibrant flavors and easy preparation, it’s perfect for busy weeknights. Customize it with your favorite ingredients and enjoy a delightful meal that everyone will love.

Chicken Tzatziki Casserole
- Total Time: 1 hour 15 minutes
- Yield: Serves approximately 6 people 1x
Description
Irresistibly flavorful and effortlessly simple, this Chicken Tzatziki Casserole is a one-pan wonder that brings Mediterranean flair to your dinner table. Combining tender chicken, zesty tzatziki sauce, and vibrant vegetables, this dish is perfect for busy weeknights or gatherings where you want to impress without the fuss. With a delightful mix of spices and toppings, it’s guaranteed to satisfy everyone’s cravings while providing a healthy meal option. Plus, it’s customizable, allowing you to add your favorite veggies or adjust the seasonings to your taste. Serve it with warm pita bread and a fresh salad for a complete Mediterranean experience!
Ingredients
- 1.5 lbs diced chicken breast
- 1 large zucchini, grated or sliced
- ½ yellow onion, diced
- 1 pint grape tomatoes
- 1½ cups basmati rice (uncooked)
- 3 cups chicken stock
- ¼ cup crumbled feta cheese
- 2 tablespoons Greek seasoning
- 2 teaspoons smoked paprika
- 1 teaspoon seasoning salt
- ½ teaspoon turmeric
- ¼ – ½ teaspoon cayenne pepper (to taste)
- 1 medium red onion, thinly sliced
- ¾ cup red wine vinegar (or apple cider vinegar)
- 2 teaspoons sugar
- 2 teaspoons kosher salt
- Additional feta cheese
- Pickled red onions
- Tzatziki sauce (store-bought, such as Opaa!)
- Toom garlic dip
- Fresh parsley
- Warm pita bread
Instructions
- Preheat oven to 375°F (190°C).
- In a small bowl, combine smoked paprika, seasoning salt, turmeric, and cayenne pepper; set aside.
- In a heat-safe bowl, mix vinegar, sugar, and salt; microwave until sugar dissolves. Add thinly sliced red onions and refrigerate.
- In a casserole dish, layer chicken, sprinkle half of the seasoning mix and Greek seasoning over it. Top with rice, zucchini, and grape tomatoes.
- Whisk seasoned chicken stock with remaining spices; pour over the casserole. Top with feta cheese and lemon wedges.
- Cover with foil and bake for 40 minutes; remove foil and bake for another 10-20 minutes until rice is tender.
- Prep Time: 15 minutes
- Cook Time: 60 minutes
- Category: Main
- Method: Baking
- Cuisine: Mediterranean
Nutrition
- Serving Size: 1 serving
- Calories: 425
- Sugar: 4g
- Sodium: 780mg
- Fat: 12g
- Saturated Fat: 5g
- Unsaturated Fat: 7g
- Trans Fat: 0g
- Carbohydrates: 47g
- Fiber: 3g
- Protein: 35g
- Cholesterol: 95mg