How do I solve 19 across in Times Cryptic 29550?

Question

Accepted Answer

19 across reads "Declines ice cream cake" (4,5 letters); the answer is DROP SCONE. It's a charade: the answer breaks into parts in clue order, each part clued by a word or short phrase. No indicators needed; watch for standard abbreviations (RA = artist, US = American, IN = at home) and short synonyms. The full step-by-step breakdown is on this page.

Declines ice cream cake (4,5)

19A — Declines ice cream cake (4,5) — DROP SCONE