* The excess fat from the Roast Whole Chicken. Add 3 tablespoons of hot water to the chicken juices.(fat dripping) and stir well. Combine 2 tablespoons of cornstarch, flour or glutinous rice flour to form a paste. Any of the three. Gradually stir-in 11/2 cups hot water and still well until it thickens.Add soy sauce for additional taste and coloring, blend well. Season to paste before serving.