The most common and most likely answer to this crossword clue is the 5 letter word BREAD
I've seen this crossword clue in The Guardian
B
R
E
A
D
More clues leading to the result BREAD
Buddy explains!

The straight part
We know that "dough" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case dough = bread.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 BREAD mean?
BREAD noun- A foodstuff made by baking dough made from cereals.
- Any variety of bread.
- Money.
- Food; sustenance; support of life, in general.
- To coat with breadcrumbs
- Breadth.
- To make broad; spread.
- A piece of embroidery; a braid.
- To form in meshes; net.