The most common and most likely answer to this crossword clue is the 5 letter word TACOS
I've seen this crossword clue in Independent
T
A
C
O
S
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The straight part
We know that "food" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case food = tacos.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 TACOS mean?
TACOS noun- A Mexican snack food; a small tortilla (soft or hard shelled), with typically some type of meat, rice, beans, cheese, diced vegetables (usually tomatoes and lettuce, as served in the United States, and cilantro, onion, and avocado, as served in México) and salsa.
- The vulva.
- A yellow stain on a shirt armpit caused by sweat or deodorant.
- To fold or cause to buckle in half, similar to the way a taco is folded.