Complete
00:00:00
7 14 19 1 9 12 21 2 15 3 11 20 10 4 18 16 5 8 13 6 17
  1. 1 a Implausible (3-7)
  2. 7 a Lacking the sense one was born with (8)
  3. 8 a Au courant (2,2)
  4. 9 a Snare (4)
  5. 10 a Obscure completely (4,3)
  6. 12 a Metaphor for British national newspapers (5,6)
  7. 14 a Cut of beef (7)
  8. 16 a Regretted (4)
  9. 19 a Part of speech (4)
  10. 20 a Tester (8)
  11. 21 a Despite the prevailing circumstances (10)
  12. 1 d Meteorological boundary between different air masses (5)
  13. 2 d Run wild (7)
  14. 3 d Stared at (4)
  15. 4 d Choose by random selection (4,4)
  16. 5 d Break out (5)
  17. 6 d Dairy product made from curdled milk (6)
  18. 11 d And the rest (Latin) (2,6)
  19. 12 d Not spontaneous (6)
  20. 13 d Hard to catch (7)
  21. 15 d Cavalry sword (5)
  22. 17 d Attire (5)
  23. 18 d Without the natural covering (4)

Across

Down