In a standing mixture or a mixing bowl, beat cream cheese, eggnog, all purpose flour, cinnamon powder, nutmeg powder and dry ginger powder until smooth.
Once very well mixed, beat in brown sugar.
Once very well mixed, beat in egg.
Divide the filling mixture in 3 even parts.
Mix green food color in one part. Place it in a zip lock bag or a piping bag.
Mix red food color in second part. Place it in a zip lock bag or a piping bag.
Place white part in a zip lock bag or a piping bag.