1: The percolator, repulsively, contains a pancake (5)
2: Black arts and demons concerned with Homer's issue? (4,7)
3: Drawing, for example, a bit of a cartoon (3)
4: Amplification device for 'Murder, a Novel' (7)
5: Daring time to ship (7)
6: I'll be stuffed if I'll deal with him!. (11)
7: Uninitiated stoop to finish (3)
8: Dressing of malt and beans to make horse tender (9)
12: Left with pal carrying new gold case (11)
13: Seduce husband-to-be in parlor (7, 4)
14: Defiant call for change holds up addition to building (9)
17: Long-winded poem about Bob, for the most part (7)
18: British aviators took off and held a drawing (7)
21: Transplanted tissue from, originally, George Raft (5)
22: Start reducing salt? (3)
23: Sounds like everything: a bore (3)