How do I solve 25 across in Times Cryptic 29536?

Question

Accepted Answer

25 across reads "Fatty? These days I’m a model" (7 letters); the answer is ADIPOSE. 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.

Fatty? These days I’m a model (7)

25A — Fatty? These days I’m a model (7) — ADIPOSE