Marinate the Chicken:
In a bowl, mix olive oil, garlic, paprika, cumin, oregano, lemon juice, salt, and pepper.
Add chicken slices and coat evenly. Marinate for 15 minutes to 2 hours.
Cook the Chicken:
Heat a skillet or grill pan over medium-high heat. Cook chicken for 4-5 minutes per side until golden and cooked through. Let it rest for 5 minutes.
Warm the Pita Bread:
Warm pitas in a skillet, oven, or microwave until soft and pliable.
Prepare Vegetables and Sauce:
Shred lettuce, dice tomatoes, slice cucumbers, and chop parsley. Prepare or set out your chosen sauce.
Assemble the Pitas:
Spread sauce inside the pita pocket. Add chicken, lettuce, tomatoes, cucumbers, onions, and parsley. Add optional toppings if desired.
Serve and Enjoy:
Serve immediately with sides like Greek salad, roasted vegetables, or hummus.