The most common and most likely answer to this crossword clue is the 4 plus 3 letter word YULE LOG
I've seen this crossword clue in Financial Times
Y
U
L
E
L
O
G
More clues leading to the result YULE LOG
- Winter food that’s supposed to be burnt?
- Brynner, with shout of approval, knocked back good Xmas cake
- Announce you’re going to record a Christmas tradition
- A Christmas cake — or blazer?
- The solver will reportedly note Christmas fuel bonus
- Around 4th of January, see promoted diary, an item in Xmas sales
- For the audience you will record festive offering
- You will report about diary cake
- Christmas tradition — say you will record
- In auditorium, second person will record cake
Buddy explains!
The straight part
We know that "wood at Christmas" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case wood at christmas = yule log.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.