In a small bowl, combine flours and baking powder. In a small bowl, beat cream cheese until smooth. Beat in the egg, sugar, potato, chai mix and milk. Stir into dry ingredients just moistened. Fold in cranberries
Transfer to a 5-3/4 in. x 3-in. x 2-in loaf pan coated with cooking spray. Bake for 350 degrees for 35-40 minutes or until toothpick is clean. Cool for 10 minutes before removing from pan to wire rack.