Complete
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1 8 10 12 19 21 2 18 3 13 15 4 9 16 5 14 6 17 20 7 11
  1. 1 a LSD and K2, for example (9,4)
  2. 8 a Threesome (4)
  3. 9 a Ancestry of a pure-bred animal (8)
  4. 10 a Huge vehicle (10)
  5. 12 a Pin for holding meat being roasted (6)
  6. 14 a White halo seen around a solar eclipse (6)
  7. 15 a Liquid food — a Sioux plot (anag) (6,4)
  8. 19 a Thick chewy biscuit made with oats and syrup (8)
  9. 20 a (Of a film) full of moral ambiguity (4)
  10. 21 a Whispered words of love (5,8)
  11. 2 d Jewish skullcap (8)
  12. 3 d G-string (5)
  13. 4 d Caesar, say (7)
  14. 5 d South Asian country (5)
  15. 6 d The brightest star in the night sky (3,4)
  16. 7 d Not new (4)
  17. 11 d Abiding (8)
  18. 13 d I'm delighted! (7)
  19. 14 d Game played by 'flannelled fools' (according to Kipling) (7)
  20. 16 d Prepare for a future role (5)
  21. 17 d Desert of north-east Egypt (5)
  22. 18 d Keep moving steadily (4)

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