The most common and most likely answer to this crossword clue is the 6 letter word LEMONS
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More clues leading to the result LEMONS
Buddy explains!

The straight part
We know that "fruits" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case fruits = lemons.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.
What does LEMONS mean?
LEMONS noun- A yellowish citrus fruit.
- A semitropical evergreen tree, Citrus limon, that bears such fruits.
- A taste or flavour/flavor of lemons.
- A more or less bright shade of yellow associated with lemon fruits.
- A defective or inadequate item or individual.
- (shortened from “lemon flavour”) Favor.
- A piece of fanfiction involving explicit sex (named after the erotic anime series Cream Lemon).
- To flavour with lemon.