1. Combine silan, pomegranate juice, garlic, parsley, mustard, oil, salt, and pepper. Pour marinade over chicken, making sure to coat all sides and under the skin.
2. Marinate for about an hour.
3. Roast at 475 degrees Fahrenheit for 20 minutes and then 375 degrees Fahrenheit for 25 minutes. Check for doneness with a meat thermometer; it should read 165 degrees Fahrenheit.