The most common and most likely answer to this crossword clue is the 3 plus 7 letter word RED CABBAGE
I've seen this crossword clue in The Guardian
R
E
D
C
A
B
B
A
G
E
More clues leading to the result RED CABBAGE
- Republican sort who leads a dull life – one’s often seen pickled
- Left-leaning Tory group, say, turning up in a bit of a pickle?
- Revolutionary dullard such as could be pickled
- Daughter entering about to steal something to eat
- On upcoming CD, perhaps famous quartet will emerge as a colourful one
- Washington pop group good for stuffing trimmed green vegetable
- Cared about B&B taking time to provide part of meal?
- A musical King in Communist prison? One may be in a pickle
- A musical King in communist prison, one in pickle?
Buddy explains!

The straight part
We know that "a bit of a pickle?" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case a bit of a pickle? = red cabbage.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.