The most common and most likely answer to this crossword clue is the 7 letter word YOGHURT
I've seen this crossword clue in The Daily Telegraph
Y
O
G
H
U
R
T
More clues leading to the result YOGHURT
- In tent, try revolutionary hot dairy product
- Turn up with husband in tent, supplying healthy food
- . Heading west, Spanish artist almost damaged culture
- Wild hog breaks into tent to find food
- Food unusually tough and extremely rubbery
- Naughty hog intent on getting food!
- Hugo! Try exotic food
- Food Spanish artist almost returned, disgruntled
- Hog roast held in tent is a cultural production
- Dairy product from hog, unusually, in nomadic setting
Buddy explains!

The straight part
We know that "a cultural production" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case a cultural production = yoghurt.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 YOGHURT mean?
YOGHURT noun- A milk-based product stiffened by a bacterium-aided curdling process, and sometimes mixed with fruit or other flavoring.
- (especially in compounds) Any similar product based on other substances (e.g. soy yogurt).