The most common and most likely answer to this crossword clue is the 10 letter word VEGEBURGER
I've seen this crossword clue in The Times
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More clues leading to the result VEGEBURGER
- Type of sandwich? Food, say, to be rejected in change of direction
- Change direction about food, say, backing something meat-free
- Serve e.g. grub cooked using no animals ultimately — as this?
- Food! Change course, grabbing food, for example on the way back
- Turn to take in food say held back — this food?
- Shortly have meals for one sent back? Let me see food with no meat
Buddy explains!

The straight part
We know that "Type of sandwich?/Type of sandwich" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case type of sandwich?/type of sandwich = vegeburger.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 VEGEBURGER mean?
VEGEBURGER noun- A burger containing a patty made without meat or other animal products.
- A burger patty made without meat or other animal products.