The most common and most likely answer to this crossword clue is the 8 letter word CONSOMME
I've seen this crossword clue in The Times
C
O
N
S
O
M
M
E
More clues leading to the result CONSOMME
- After the party, there's a battle to get soup
- First course study with French department
- Don't fool everyone fed starter of mulligatawny soup
- Fail to study everything around start of McGill’s first course?
- Study WW1 battle in first course
- Fraud by French department supplying starter course
- Against having a battle, in the soup
- Tory battle is in the soup
- Against a few eating starter of minestrone soup
- Tory battle starter
Buddy explains!

The straight part
We know that "first course" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case first course = consomme.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 CONSOMME mean?
CONSOMME noun- A clear broth made from reduced meat or vegetable stock, served either hot as a soup or chilled as a jelly