Cryptic crossword - The Scotsman

ACROSS

1 Further education principle is seen as a great artery (7)

5 Monotony’s reversed with fashion steal (7)

9 Hen shows her long shape (7)

10 Said to be one without polish (7)

11 Punter’s away to get richer (6,3)

12 Start to pick up with the right partner (5)

13 I’ve left prodigy in class (5)

15 Instruments one is taking to the grave, giving first recital therein (9)

16 Pour off thus in drying (9)

18 Put off animals who eat tons (5)

21 Goes on board to be sick on board (5)

22 Let me eat stew — stew as confection (9)

24 Conclude with negative answer in medieval poem (7)

26 Trade favours with cake and bread, but ... (7)

27 ... her best concoction is a fruity drink (7)

28 Came into clinic; face on way out burning! (7)

DOWN

1 Young female heard to ask for kilt (7)

2 Very heavy game arranged with short time on (7)

3 Gutter in front of house provides a watercourse (5)

4 Capital delight found on the tube, typically (6,9)

5 Lock put on by sportsman is very unexpected (4,4,3,4)

6 Wow! Turn back to look at mythical bird (3)

7 Barrel going down waterfall in glacial landscape feature (7)

8 Inflicts terrible suffering with MRSA — try to treat (7)

12 One presented at court or elevated in ceremonial dress (5)

14 For example, flies out in groups (5)

16 Sack city of 24, but fail to hit target (7)

17 They say shell will make improvised music (7)

19 They are always with us to arrange re photo (3,4)

20 Upset when unpleasant person got in front after tea, reportedly (7)

23 Mean firm (5)

25 Brush up against something that may stick to you (3)