The most common and most likely answer to this crossword clue is the 4 plus 8 letter word EGGS BENEDICT
I've seen this crossword clue in The Times
E
G
G
S
B
E
N
E
D
I
C
T
More clues leading to the result EGGS BENEDICT
- Performing insect begged for food
- Encourages law restricting feature of Highlands poacher’s work?
- Could George first digest bananas, before eating good Italian breakfast dish
- Diamonds in big scene get tossed in dish
- Binges with ged etc cooked in tasty snack
- Encourages Arnold, perhaps, to get something for breakfast?
- Item on breakfast menu encourages saint
- On vacation, repeatedly exasperating guests before noon order such dish
- Breakfast dish, say, with scent I’d beg to be cooked
- Pushes to the peak, by decree it’s part of American breakfast
Buddy explains!

The straight part
We know that "poacher’s work" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case poacher’s work = eggs benedict.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.