Can You Solve This Holiday-Themed Crossword?

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Across
  1. 1. they light up the sky and usher in the new year
  2. 6. a traditional Christmas dessert
  3. 8. the holiday on the day after Christmas
  4. 9. a shrub with prickly dark green leaves and red berries
  5. 10. a polite word or sign of welcome
  6. 12. a popular Christmas song
Down
  1. 2. what we decide to do in the new year (but rarely follow)
  2. 3. the 8-day Jewish festival of lights
  3. 4. a traditional Christmas beverage
  4. 5. a small, spherical decorative object
  5. 7. a sweet, ginger-flavoured delicacy
  6. 11. slender, decorative strips of shiny metallic foil