The most common and most likely answer to this crossword clue is the 5 plus 3 letter word BLACK TEA
B
L
A
C
K
T
E
A
More clues leading to the result BLACK TEA
Buddy explains!

The straight part
We know that "Darjeeling, perhaps" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case darjeeling, perhaps = black tea.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.