Dump-and-Bake Chicken Tzatziki Casserole Recipe
Introduction
This Dump-and-Bake Chicken Tzatziki Casserole is a flavorful and easy meal that combines tender chicken with fresh vegetables and creamy tzatziki sauce. Perfect for busy weeknights, it’s a comforting Mediterranean-inspired dish that comes together quickly with minimal prep.

Ingredients
- 1 1/2 pounds boneless, skinless chicken breasts, cut into bite-sized pieces
- 1 cup Tzatziki sauce
- 1 cup cherry tomatoes, halved
- 1 cup zucchini, diced
- 1/2 cup red onion, chopped
- 1/2 cup feta cheese, crumbled
- 2 tablespoons olive oil
- 1 teaspoon dried oregano
- Salt and black pepper to taste
Instructions
- Step 1: Preheat the oven to 400°F (200°C). Lightly grease a 9×13-inch baking dish with olive oil.
- Step 2: Add the chicken pieces, cherry tomatoes, zucchini, and red onion to the prepared baking dish.
- Step 3: Drizzle with olive oil, sprinkle with dried oregano, salt, and pepper. Toss everything to combine well.
- Step 4: Spoon the Tzatziki sauce evenly over the casserole mixture. Gently mix to coat.
- Step 5: Bake uncovered for 30-35 minutes, or until the chicken is cooked through and vegetables are tender.
- Step 6: Remove from the oven, sprinkle with crumbled feta cheese, and serve hot.
Tips & Variations
- Use Greek yogurt-based Tzatziki for a tangier flavor or homemade tzatziki for a fresher taste.
- Swap zucchini for eggplant or bell peppers for a different vegetable mix.
- Add a squeeze of fresh lemon juice before serving to brighten up the flavors.
- For extra crispiness, broil the casserole for 2-3 minutes after baking, watching carefully to avoid burning.
Storage
Store leftovers in an airtight container in the refrigerator for up to 3 days. Reheat gently in the oven or microwave until warmed through. Avoid overheating to keep the chicken tender and the tzatziki fresh.
How to Serve

Serve this delicious recipe with your favorite sides.
FAQs
Can I use frozen chicken for this recipe?
It’s best to use fresh or fully thawed chicken pieces to ensure even cooking. If using frozen chicken, thaw completely before preparing the casserole.
Is this casserole suitable for meal prep?
Yes, this casserole makes a great meal prep option. You can assemble it ahead of time and store it in the fridge, then bake when ready to eat.
PrintDump-and-Bake Chicken Tzatziki Casserole Recipe
This Dump-and-Bake Chicken Tzatziki Casserole is a simple, flavorful one-dish meal combining tender chicken, fresh vegetables, and creamy tzatziki sauce. Perfect for a quick weeknight dinner, this casserole bakes in the oven, creating a delicious Mediterranean-inspired dish topped with salty feta cheese.
- Prep Time: 10 minutes
- Cook Time: 30-35 minutes
- Total Time: 40-45 minutes
- Yield: 4 servings 1x
- Category: Main Course
- Method: Baking
- Cuisine: Mediterranean
Ingredients
Chicken and Vegetables
- 1 1/2 pounds boneless, skinless chicken breasts, cut into bite-sized pieces
- 1 cup cherry tomatoes, halved
- 1 cup zucchini, diced
- 1/2 cup red onion, chopped
Sauces and Seasonings
- 1 cup Tzatziki sauce
- 2 tablespoons olive oil
- 1 teaspoon dried oregano
- Salt and black pepper to taste
Topping
- 1/2 cup feta cheese, crumbled
Instructions
- Preheat and Prepare Dish: Preheat your oven to 400°F (200°C). Lightly grease a 9×13-inch baking dish with olive oil to prevent sticking and promote even baking.
- Combine Ingredients: Place the bite-sized chicken pieces, halved cherry tomatoes, diced zucchini, and chopped red onion into the prepared baking dish, distributing them evenly.
- Season and Toss: Drizzle the olive oil over the mixture, sprinkle with dried oregano, salt, and black pepper. Toss everything gently to combine and ensure all ingredients are well coated with seasonings.
- Add Tzatziki Sauce: Spoon the tzatziki sauce evenly over the casserole mixture. Gently mix again to coat the chicken and vegetables with the sauce without breaking them apart.
- Bake: Place the dish in the preheated oven and bake uncovered for 30-35 minutes. Bake until the chicken is fully cooked through and the vegetables are tender and slightly roasted.
- Add Feta and Serve: Remove the casserole from the oven, sprinkle crumbled feta cheese over the top, and serve the casserole hot for a flavorful Mediterranean meal.
Notes
- Ensure chicken is cooked to an internal temperature of 165°F (74°C) for food safety.
- Use fresh or high-quality tzatziki for the best flavor impact.
- Feel free to substitute vegetables according to preference or seasonality, such as adding bell peppers or eggplant.
- Leftovers can be refrigerated for up to 3 days and reheated in the oven for best texture.
Keywords: Chicken casserole, Tzatziki chicken, Mediterranean chicken, baked chicken recipe, healthy chicken dinner

