The most common and most likely answer to this crossword clue is the 5 letter word CRISP
I've seen this crossword clue in Financial Times
C
R
I
S
P
More clues leading to the result CRISP
- Brisk constable arresting gentleman from the south
- Gent nabbed by policeman turned terse
- Junk food firm
- Firm in time of difficulty is lacking power
- Food from what is harvested is not zero quantity
- BitingĀ piece of fried potato
- Biting piece of fried food
- Fresh food
- Short snack
- Councillor takes on BT for example. Well done!
Buddy explains!

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 CRISP mean?
CRISP noun- A thin slice of fried potato eaten as a snack.
- A baked dessert made with fruit and crumb topping
- Anything baked or fried and eaten as a snack
- To make crisp.
- To become crisp.
- To cause to curl or wrinkle (of the leaves or petals of plants, for example); to form into ringlets or tight curls (of hair).
- To become curled.
- To cause to undulate irregularly (of water); to cause to ripple.
- To undulate or ripple.
- To wrinkle, contort or tense (a part of one's body).
- To become contorted or tensed (of a part of the body).
- To interweave (of the branches of trees).
- To make a sharp or harsh sound.
- To colour (something with highlights); to add small amounts of colour to (something).
- (of something seen or heard) Sharp, clearly defined.
- Brittle; friable; in a condition to break with a short, sharp fracture.
- Possessing a certain degree of firmness and freshness.
- (of weather, air etc.) Dry and cold.
- (of movement, action etc.) Quick and accurate.
- (of talk, text, etc.) Brief and to the point.
- (of wine) having a refreshing amount of acidity; having less acidity than green wine, but more than a flabby one.
- Lively; sparking; effervescing.
- Curling in stiff curls or ringlets.
- Curled by the ripple of water.
- Not using fuzzy logic; based on a binary distinction between true and false.