Teatime teaser

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Across
  1. 4. It can be oily
  2. 11. Drying out
  3. 13. It's blowin' in the wind
  4. 15. Conical tent
  5. 17. You'll be sorted on the coast
  6. 18. One of the Fab Four
  7. 19. Abba's plaintive cry
  8. 20. Format for online documents
  9. 21. Easter garment
  10. 22. Passing through at airport
  11. 23. Logical progress
  12. 24. Enjoyable activity
Down
  1. 1. To hand down
  2. 2. Popular dish in Lancashire
  3. 3. Mountain range separates France and Spain
  4. 5. Odd number in Stranger Things
  5. 6. Protege artfully dodged
  6. 7. A type of collie
  7. 8. Violin's partner
  8. 9. First name of admiral who triumphed at Trafalgar
  9. 10. Cascading water
  10. 12. Make a comparison
  11. 14. Manchester United's most celebrated manager
  12. 16. Leads with the right