Roasting a head of garlic alongside the chicken adds a deeper flavor texture to the final dish. If you have time, salt the chicken ahead of time to ensure a moist chicken. Even two hours is fine â this is a technique you can apply to most any roast chicken recipe. Try this roast chicken if youâre gluten free and miss the taste of gravy; also a perfect South Beach Diet Phase 1 recipe (stick to the white meat if youâre in Phase 1).