The most common and most likely answer to this crossword clue is the 6 letter word NACHOS
I've seen this crossword clue in The Guardian
N
A
C
H
O
S
More clues leading to the result NACHOS
- On return, look round house for snacks
- Disciple turned up outside a church offering chips
- Food from Mexico boy set up outside a church
- Bits of food Diana chose, wasting some
- Snack with banana chosen in part
- No cash converted for chips
- Snacks sent up, like this hotel is able to
- Snacks: finally settled on reduced salt
Buddy explains!

The straight part
We know that "snacks" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case snacks = nachos.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 NACHOS mean?
NACHOS noun- A single tortilla chip from a dish of nachos.
- A Mexican dish of tortilla chips, sometimes covered in melted cheese.
- (usually Jewish) Feeling of contentment at another's successes.