Cryptic crossword

Wednesday's puzzle...

Across

1 Make formal request to a friend about to include exercises (6)

4 Performed each dive acrobatically (8)

9 Went first as well round Spanish city (6)

10 Eleven taken individually (3,2,3)

12 Incorrect way to pass sentence? (12)

15 Padre can't order entertainer on her feet (3-6)

17 Calling out some jargon (5)

18 Poison half-a-dozen ready initially in front of us (5)

19 Taking a considerable time to dress most of the cotton in lengthy pieces (9)

20 Manufacturer of conflict? (12)

24 Estate had a nice arrangement (8)

25 China's curtain material? (6)

26 Cause of deflation along the way (8)

27 It is often hardly made from milk! (6)

Down

1 Self-propelling car producing action (10)

2 Like north and south having nothing in common (5,5)

3 It might be found growing in central Derbyshire (5)

5 Study now simultaneously (12)

6 Ice I climb out of being fatuous (9)

7 One musical instrument or another dropped in (4)

8 Sea bass (4)

11 Submit at joint below (7,5)

13 It cannot be carried out from a low bunker (10)

14 Annoying fuss, part of it (10)

16 Sailors with alternative inclination that can be taken in (9)

21 Some handsome Athenian in Ireland (5)

22 Give away retail outlet (4)

23 Glance at most of snack that has been arranged (4)