The most common and most likely answer to this crossword clue is the 6 letter word SORBET
I've seen this crossword clue in The Daily Telegraph
S
O
R
B
E
T
More clues leading to the result SORBET
- Sweet place to hold the Royal Ball
- Group circling the globe to find frozen dessert
- Type stocking extremely bizarre water ice
- Dish found in scenery outside Globe
- Happen to order sandwiches and sweet
- Ice ball about to become solid? On the contrary
- Ice in fixed form circling globe
- Ice hardened around sphere
- Globe covered in solid ice
- L. S. Lowry occasionally chanced sweet course
Buddy explains!

The straight part
We know that "sweet course" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case sweet course = sorbet.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 SORBET mean?
SORBET noun- Frozen fruit juice, sometimes mixed with egg whites, used as dessert or between courses of a meal.