French onion soup

French onion soup
Alternative namesSoupe à l'oignon
CourseStarter (entrée)
Place of originFrance
Serving temperatureHot
Main ingredientsOnions, 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.