The most common and most likely answer to this crossword clue is the 4 plus 5 letter word PORT SALUT
I've seen this crossword clue in The Daily Telegraph
P
O
R
T
S
A
L
U
T
More clues leading to the result PORT SALUT
- Cheese left with French toast
- Cheese tart served round start of afternoon with wine
- Cheese and wine welcome when lacking energy
- Cheese left with short acknowledgment
- Cheese and wine celebration cut short
- Abbreviated greeting after wine and cheese
- Cheese placed around cooked roast close to grill
- Left most of toast and cheese
- Cheese left, acknowledge unfinished
Buddy explains!

The straight part
We know that "cheese" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case cheese = port salut.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.