For the Chicken:

• 1 pound boneless, skinless chicken breasts, sliced
• 2 tablespoons olive oil
• 1 tablespoon lemon juice
• 2 cloves garlic, minced
• 1 teaspoon dried oregano
• ½ teaspoon salt
• ½ teaspoon black pepper

For the Tzatziki Sauce:

• 1 cup plain Greek yogurt
• ½ cucumber, grated and squeezed dry
• 1 tablespoon lemon juice
• 1 clove garlic, minced
• 1 tablespoon chopped fresh dill or 1 teaspoon dried dill
• Salt and pepper to taste

For Serving:

• 2 cups cooked brown rice or quinoa
• 1 cup cherry tomatoes, halved
• 1 cup chopped cucumber
• ½ cup crumbled feta cheese
• ¼ cup sliced red onion
• ¼ cup kalamata olives (optional)
• Fresh dill or parsley for garnish