The most common and most likely answer to this crossword clue is the 7 plus 8 letter word CHINESE TAKEAWAY
I've seen this crossword clue in The Guardian
C
H
I
N
E
S
E
T
A
K
E
A
W
A
Y
Buddy explains!
The straight part
We know that "Spirit of the Far East seen ordering — this?" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case spirit of the far east seen ordering — this? = chinese takeaway.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.