The most common and most likely answer to this crossword clue is the 3 plus 4 letter word SEA SALT
I've seen this crossword clue in Financial Times
S
E
A
S
A
L
T
More clues leading to the result SEA SALT
- Half of what’s seen in seasoner adding little taste for starters?
- It may help to preserve the ocean sailor
- Little girl in chair requiring condiment
- Revised atlases showing result of oceanic evaporation
- Amended atlases to show product of the oceans
- Content of oceans seen in new atlases
- Lass ate appalling condiment, perhaps?
Buddy explains!

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.