In a small bowl, mix together all the ingredients for the yogurt sauce. Set aside.
1 cup Greek yogurt, 1 tablespoon lemon juice, 1 tablespoon olive oil, 1 teaspoon dried oregano, Salt and pepper to taste
Heat the olive oil in a skillet over medium heat. Add the sliced chicken breasts and cook until they are browned and cooked through, about 5-6 minutes per side. Season with salt and pepper to taste.
2 chicken breasts, 1 tablespoon olive oil, Salt and pepper to taste
Remove the cooked chicken from the skillet and set aside on a plate lined with paper towels. In the same skillet, add the sliced onion and minced garlic. Cook until the onions are soft and translucent, about 3-4 minutes.
1 onion, 2 cloves garlic
Warm the pita breads in a toaster or oven until they are soft and pliable.
4 pita breads
To assemble the pitas, spread a generous amount of the yogurt sauce on each pita bread. Top with the cooked chicken, sautéed onions, and garnish with fresh herbs.
Fresh herbs
Serve the chicken pitas immediately, and enjoy!