Complete
00:00:00
6 7 10 13 17 21 23 1 14 2 12 11 3 16 22 15 4 8 20 18 5 19 9
  1. 1a Ability to see what lies ahead (10)
  2. 7a Diamond shape (7)
  3. 8a Fill with apprehension (5)
  4. 10a Unwritten (4)
  5. 11a Precision (8)
  6. 13a One who talks and talks (6)
  7. 15a Nicked (6)
  8. 17a Drink that's free in a restaurant! (3,5)
  9. 18a Greenish-blue colour (4)
  10. 21a Empty area (5)
  11. 22a Journals (7)
  12. 23a Plan as role (anag) — green electricity generator (5,5)
  13. 1d Marinara or Margherita, for instance (5)
  14. 2d Dame ___ Everage, housewife superstar (4)
  15. 3d Force (6)
  16. 4d Analyse (8)
  17. 5d Russian-born French early modernist painter, d. 1985 (7)
  18. 6d There is real trouble when these open! (10)
  19. 9d Creamy cold sauce (10)
  20. 12d California city, host to the college football Rose Bowl Game (8)
  21. 14d Singing voice (7)
  22. 16d Delayed (4,2)
  23. 19d Old writer (5)
  24. 20d Most important — sail (4)