Cryptic crossword

ACROSS

1. Move king and rook from Windsor, say (6)

4. A boost one can get at a flick of the fingers (6)

9. Fail to attend half the lectures after returning information (7)

10. Produce slices from top of veal in anxiety (5)

11. Encounter a setback as it will pour with rain (4)

12. Part of a hamburger is returned as food (4)

13. What a fuss a party makes! (3)

15. Plays with miniature dog breeds (4)

16. The old street starts to be an eyesore (4)

19. Fitting quietly in at the outside (3)

21. Pay it, along the way, to sound the bell (4)

22. Bird one gives repeated instruction to (4)

24. Bury one if the season hasn’t begun (5)

25. Arm USA in order to meet one Japanese warrior (7)

26. The usual opera by Bellini at start of Lent (6)

27. Powerful as this head is to withstand such drink (6)

DOWN

1. Company tells of change in land for star group (13)

2. Part cut off by FBI agents in film setting (7)

3. Last of Muscatel to see on upturn in wine sediment (4)

5. To hatch eggs at home when junior Scout had dinner (8)

6. 12 in a particular variety (5)

7. Attractive it may be before owning it (13)

8. Flier awaited by a mum-to-be (5)

14. Emotional outbreak seen in airs they adopt (8)

17. A ban on me turning up at saloon will disappear (7)

18. Group of pupils has its rank in society (5)

20. He teaches one how to prepare trout (5)

23. Obscene material must be changed (4)