The most common and most likely answer to this crossword clue is the 6 letter word SKEWER
I've seen this crossword clue in Financial Times
S
K
E
W
E
R
More clues leading to the result SKEWER
- Long pin seamstress found round back of shack
- Needleworker brings in cook’s last item used to prepare food
- Run through gardens in series
- Pin more asymmetrical?
- BBQ accessory cook finally found in drain
- Run through botanic gardens amid heads of some English roses
- Spit in empty snack jar
- Heads to slay King Edward with enormous rolling pin
- Spit in the food?
- . Metal pin is more out of plane?
Buddy explains!

The straight part
We know that "Kebab comes from this" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case kebab comes from this = skewer.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 SKEWER mean?
SKEWER noun- A long pin, normally made of metal or wood, used to secure food during cooking.
- Food served on a skewer
- A scenario in which a piece attacks a more valuable piece which, if it moves aside, reveals a less valuable piece. Compare pin.W
- To impale on a skewer.
- To attack a piece which has a less valuable piece behind it.
- To severely mock or discredit.
- Neither parallel nor at right angles to a certain line; askew.
- Of two lines in three-dimensional space: neither intersecting nor parallel.
- Of a distribution: asymmetrical about its mean.
- That which skews something.