In a medium bowl, stir together mustard and soy sauce. Gradually add honey stir well. Add lemon juice and ginger. Marinate chicken for at least 1-2 hours in the refrigerator. Reserve a little of the marinade for brushing. Place marinated chicken in preheated Holland Grill for 30 minutes. Turn and brush reserve marinade on chicken and grill another 30 minutes or until done.