Complete
00:00:00
7 9 16 17 20 22 1 12 13 2 18 3 10 23 8 11 21 4 14 19 5 15 6
  1. 1a Beer and lemonade (6)
  2. 4a Punctuation mark (5)
  3. 7a Present (6)
  4. 8a Something believed to cure all ills (6)
  5. 9a Blackthorn fruit (4)
  6. 10a Punch to the chin, from below (8)
  7. 12a Spreading of pesticides, from above (4-7)
  8. 17a Social gathering (for Bostonians?) (3,5)
  9. 19a Like an omelette? (4)
  10. 20a Delayed — postponed (2,4)
  11. 21a Artist's output (6)
  12. 22a Number etched by a skater? (5)
  13. 23a Scattered (6)
  14. 1d Thin varnish used to finish wood (7)
  15. 2d Redcoat (anag) — inter-war design style (3,4)
  16. 3d In Australia? (4,5)
  17. 4d Give birth (to an iceberg?) (5)
  18. 5d From Guadalajara or Acapulco? (7)
  19. 6d Put bubbles into (6)
  20. 11d Go gingerly (around) (9)
  21. 13d Inconsiderate driver (4,3)
  22. 14d Frozen shape in a drink (3,4)
  23. 15d Cosmonaut Yuri (7)
  24. 16d Flashing light (6)
  25. 18d Assign (5)