Share a Sandwich!

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Across
  1. 3. Thanksgiving leftover
  2. 4. this one is full of it
  3. 5. UK classic on toast
  4. 8. rhymes with Sam
  5. 10. boiled and peeled
  6. 12. more of a dessert
  7. 15. corned beef
  8. 16. B and L go with it
  9. 17. Mr.Bumstead's favorite
  10. 19. triple-decker membership
  11. 20. goes with spaghetti
Down
  1. 1. Jewish on rye
  2. 2. not for vegans
  3. 6. Italian
  4. 7. fishy
  5. 9. Middle Eastern
  6. 11. Greek favorite
  7. 13. named after a country near FL
  8. 14. this little piggy had one
  9. 18. Millenial's favorite?