The most common and most likely answer to this crossword clue is the 6 letter word MAHLER
I've seen this crossword clue in The Guardian
M
A
H
L
E
R
More clues leading to the result MAHLER
- Man Ray originally capturing hotel barman
- Composer upsetting relative amateur
- Man first to recover without heroin: he used to score
- Frenchman Lehár trained as composer
- Composer of Harlem Shuffle
- In the 8D main a husband left 1D
- Guy eclipses Hampshire’s top run scorer
- He scored Harlem Winds
- Another composer using Monsieur Lehar’s variation
- Mother of that woman pens line for composer
Buddy explains!
The straight part
We know that "Another composer" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case another composer = mahler.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.