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Easy Dump-and-Bake Chicken Tzatziki Casserole – Healthy One-Pan Dinner

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An easy, oven-baked casserole featuring tender chicken, Mediterranean vegetables, and creamy tzatziki sauce for a quick and flavorful dinner.

  • Total Time: 45 minutes
  • Yield: 4 servings 1x

Ingredients

Scale
  • 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

  1. Preheat oven to 400°F (200°C) and grease a 9×13-inch baking dish.
  2. Add chicken, tomatoes, zucchini, and red onion to the dish.
  3. Drizzle with olive oil, season with oregano, salt, and pepper, then toss to combine.
  4. Add tzatziki sauce and mix gently to coat.
  5. Bake uncovered for 30–35 minutes until chicken is cooked through and vegetables are tender.
  6. Remove from oven, sprinkle with feta cheese, and serve hot.

Notes

  • Cut chicken evenly for consistent cooking.
  • Do not overbake to keep chicken tender and juicy.
  • Serve with rice, pita, or a fresh salad for a complete meal.
  • Author: lina
  • Prep Time: 10 minutes
  • Cook Time: 35 minutes
  • Category: Dinner
  • Method: Baked
  • Cuisine: Mediterranean

Nutrition

  • Serving Size: 1 serving
  • Calories: 370
  • Sugar: 0 g
  • Sodium: 0 mg
  • Fat: 18 g
  • Saturated Fat: 0 g
  • Trans Fat: 0 g
  • Carbohydrates: 11 g
  • Fiber: 0 g
  • Protein: 40 g
  • Cholesterol: 0 mg