The most common and most likely answer to this crossword clue is the 10 letter word SPATCHCOCK
I've seen this crossword clue in Financial Times
S
P
A
T
C
H
C
O
C
K
More clues leading to the result SPATCHCOCK
- Knocks up a wedge full of cold chicken
- Blow about plot initially concerning recently killed fowl, once
- Spooner’s to ensnare Star Trek character that’s kind of chicken
- Stopgap repair about to plug bit of hose squashed flat
- Stretch cape tucked into belt: one gets a grilling after a split
- Chicken‘s bed about to be pinched by slug
- This chicken’s a goner — hit when going round area at maximum velocity
- Spooner's to ensnare Star Trek character that's kind of chicken
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 SPATCHCOCK mean?
SPATCHCOCK noun- Chicken meat when prepared by spatchcocking. (See below.)
- A rushed effort.
- To cut poultry along the spine and spread the halves apart, for more even cooking when grilled.
- To interpolate, insert or sandwich (in or into)
- To prepare in haste.