The most common and most likely answer to this crossword clue is the 9 letter word JAMBALAYA
I've seen this crossword clue in The Times
J
A
M
B
A
L
A
Y
A
More clues leading to the result JAMBALAYA
- Post a bet on a Creole dish
- Cajun dish Juliet baked originally in a former British colony
- Creole dish Jack baked initially in a former Asian state
- A stew of lamb stuffed into a bird, a WI dish?
- Pickle and aromatic leaf the French put in a Cajun dish
- Journal and book in a country once showing exotic dish
- Preserve bachelor, with the Parisian female at end of day, put on a spicy dish
- Post aperitif, initially produce eggs and a rice dish
Buddy explains!

The straight part
We know that "Cajun dish" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case cajun dish = jambalaya.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 JAMBALAYA mean?
JAMBALAYA noun- Any of various of rice-based dishes common in Louisiana Cajun or Creole cooking; most often with shrimp, oysters, chicken or ham.