What does the cryptic crossword clue "Townsman drops hot snack (6)" mean?

The definition is "snack". The wordplay uses a deletion. BURG (synonym="BURG") + ER (synonym="”Townsman”") = BURGER The answer is BURGER.

Townsman drops hot snack (6)

Guardian Cryptic #29399 | 21 Down | 2024-06-03 flower