French onion soup
| Alternative names | Soupe à l'oignon |
|---|---|
| Course | Starter (entrée) |
| Place of origin | France |
| Serving temperature | Hot |
| Main ingredients | Onions, beef or chicken stock or water, croutons, grated cheese |
French onion soup (French: soupe à l’oignon [sup a lɔɲɔ̃]) is a soup of onions, gently fried and then cooked in meat stock or water, usually served gratinéed with croutons or a larger piece of bread covered with cheese floating on top. Onion soups were known in France since medieval times, but the version now familiar dates from the mid-19th century.