Otterman says...

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Across
  1. 2. this food group is gross
  2. 6. instead of soda
  3. 7. is the best Ivy League
  4. 9. is better than chocolate chip
  5. 10. in response to Bible questions on Jeopardy
  6. 11. this actress of Harry Potter fame is hot
  7. 13. is a better chess player than he is
Down
  1. 1. tastes better than regular
  2. 3. is a great show
  3. 4. he could get this infection this year
  4. 5. he much prefers watching this sport to playing it
  5. 8. people shouldn't make fun of this person's appearance
  6. 12. is the best color