The most common and most likely answer to this crossword clue is the 7 letter word CROUTON
I've seen this crossword clue in The Daily Telegraph
C
R
O
U
T
O
N
More clues leading to the result CROUTON
- Prisoner gets hammer inside piece of bread
- Gull goes around to crush piece of toast
- King Charles not favoured - no turning back - one in the soup?
- Some toast stunning defeat in study
- It’s maybe served with 5 on court in different places
- Some toast Tory admitting defeat
- Mate briefly eating out wanting accompaniment for 8 or 13 Across?
- Prisoner finds hammer in piece of bread
- Keeping rook away, rip off bit of bread
- Prisoner admitting defeat? One may be in the soup
Buddy explains!

The straight part
We know that "bit of bread" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case bit of bread = crouton.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 CROUTON mean?
CROUTON noun- A small, often seasoned, piece of dry or fried bread.