Complete
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1 8 10 13 17 21 24 2 18 3 12 11 4 16 22 14 5 9 20 19 6 15 7 23
  1. 1a Granules used to make a yellow sauce (7,6)
  2. 8a Sparkle (7)
  3. 9a Of sound (5)
  4. 10a Clamp down teeth (4)
  5. 11a Short school break (4-4)
  6. 13a Very tired (6)
  7. 14a Very strict (6)
  8. 17a Steep descent (8)
  9. 19a Narrow strip of land almost surrounded by water (4)
  10. 21a Unable to move (5)
  11. 22a Pepys, for example (7)
  12. 24a Granules used to make a yellow paste (7,6)
  13. 1d Toothed wheel (3)
  14. 2d Affected by something overwhelming (7)
  15. 3d Initial contribution to the common pot (4)
  16. 4d Cathedral city of north-east England (6)
  17. 5d Made rigid and set into a conventional pattern (8)
  18. 6d Needs (anag) — thick (5)
  19. 7d Lying down (9)
  20. 10d Ancient city on the Sea of Marmara (9)
  21. 12d Long bitter row (8)
  22. 15d Removed contents (7)
  23. 16d Dodged (6)
  24. 18d John Buchan used 39 of them (5)
  25. 20d Circle of light around the moon (4)
  26. 23d Sticky black stuff (3)