01 - Pierce the chicken skin all over with a fork to help the marinade penetrate. Place the chicken in a large bowl or resealable plastic bag.
02 - Whisk together all marinade ingredients in a separate bowl until the sugar dissolves. Rub the mixture thoroughly over the chicken, inside and out. Place the scallion pieces inside the cavity. Marinate for at least 1 hour, or overnight in the refrigerator for optimal flavor development.
03 - Preheat the oven to 400°F.
04 - Remove the chicken from the marinade and allow it to come to room temperature for even cooking. Position the chicken breast side up on a rack set over a roasting pan to catch drippings.
05 - Combine honey, maltose or corn syrup, and hot water in a small bowl, stirring until smooth. Brush this mixture evenly over the entire surface of the chicken.
06 - Roast the chicken for 50 minutes, basting every 15 minutes with the remaining basting liquid to build a glossy, flavorful coating.
07 - Increase the oven temperature to 425°F and continue roasting for 10-15 minutes to achieve crispy, golden-brown skin. Monitor closely to prevent burning.
08 - Remove the chicken from the oven and let it rest for 10 minutes before carving. This allows the juices to redistribute throughout the meat for maximum tenderness.
09 - While the chicken rests, combine all dipping sauce ingredients in a small bowl and mix well.
10 - Carve the chicken into serving pieces and arrange on a platter. Serve accompanied by the dipping sauce.