The most common and most likely answer to this crossword clue is the 8 letter word PASTILLE
I've seen this crossword clue in The Times
P
A
S
T
I
L
L
E
More clues leading to the result PASTILLE
- Sweet spread for sandwiches, badly wrapped
- Sweet pea still out
- You might chew this gum, eating badly
- Something since cured with last of medicine in tablet
- Sweet bad stuck in gum
- A medicinal sweet from Dicky, covered in mush
- The old man doing nothing, having minimal energy? Here’s something to suck
- Sweet not well covered with marzipan?
- Sticky stuff coating sickly sweet
- Sweet temp’s work ending in office
Buddy explains!

The straight part
We know that "Sweet" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case sweet = pastille.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 PASTILLE mean?
PASTILLE noun- Any of several subdued tints of colors, usually associated with pink, peach, yellow, green, blue and lavender
- A drawing made with any of those colors.
- A type of dried paste used to make crayons.
- A crayon made from such a paste.
- Woad.
- A traditional dish in various Latin American countries, resembling a tamale, pasty, or calzone.
- A soft flavoured sweet/candy.
- A medicinal pill, originally compressed herbs. A throat pastille is a large candy-like lozenge, which, when sucked, releases oils to soothe a sore throat and sometimes vapors to help unblock the nose or sinuses.
- A small granular half-spheroid piece of material.
- A small cone of charcoal and aromatic substances, burned either as incense, or as a means of diffusing an agreeable odour.
- A paper tube containing a firework that causes a small wheel to rotate in burning.