Birthday!

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Across
  1. 3. Hopefully sharper than butter ones
  2. 5. round 1 - grilled cheeses
  3. 6. Italian diet staple
  4. 8. Life's conclusion
Down
  1. 1. Us! (today at least)
  2. 2. Transform into
  3. 4. Non-melting kitchen essentials
  4. 6. Pine nut based sauce
  5. 7. Not he