Cryptic crossword clue
Very plain dish, oddly missing food 6

The most common and most likely answer to this crossword clue is the 6 letter word SOLIDS

I've seen this crossword clue in Independent
S
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Buddy explains!

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 = solids.
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 SOLIDS mean?

SOLIDS noun
  1. A substance in the fundamental state of matter that retains its size and shape without need of a container (as opposed to a liquid or gas).
  2. A three-dimensional figure (as opposed to a surface, an area, or a curve).
  3. A favor.
  4. An article of clothing which is of a single color throughout.
  5. (in the plural) Food which is not liquid-based.

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