The most common and most likely answer to this crossword clue is the 10 letter word TENDERISER
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More clues leading to the result TENDERISER
Buddy explains!

The straight part
We know that "culinary implement" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case culinary implement = tenderiser.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 TENDERISER mean?
TENDERISER noun- Any substance added to meat before cooking in order to make it more tender, especially any source of the enzyme papain
- A form of mallet used to beat meat before cooking