EL SERENO
Across
1 Flattery coming as result of Electra complex (7) 5 Pressure that is on search for food (4,3) 9 Log time taken by returning Frenchman (5) 10 Tasty - to an 11 ..and in the case of Cadbury, advice from dentist is spun sugar (10) 12 Sweet and sour? (4) 14 Unique, like railway lines out of shape (12) 18 Bigoted and in demand, possibly about right argument (6-6) 21 Underhand and underfoot? (4) 22 Pig mixture of dry egg and suet (6,4) 25 Highlight energy restriction covering old instrument (9) 26 Resin that's somewhat timeless in retrospect (5) 27 Bloodsucker seeing quarry on strike (7) 28 Superfluous material producing flat sound of bell (7)