- Preheat oven to 450 degrees F (230 degrees C).
- Place chicken pieces in a 9×13 inch baking dish. Pour oil and stock over chicken and sprinkle with garlic. Season with oregano, salt and pepper and top with cheese.
- Bake in the preheated oven for about 45 to 60 minutes, or until chicken is cooked through and no longer pink inside.
- Pour vinegar over chicken and serve.