- 20'
- 50'
- easy
- 4
- Electric oven functions:
- Oven rack position:
INGREDIENTS
800g white onions
80g butter
55g flour
1,5l broth
100 g gruyère cheese
black pepper
Slice the peeled onions. Sauté in butter for some minutes, then add flour and stir to dissolve the lumps.
Pour the hot broth and cook over a low heat for 40 minutes. Add salt and peper.
Toast the bread in the oven. Put on the bottom of four ovenproof bowls a slice of bread, then cover with the onion soup.
Put another slice of toasted bread, sprinkle generous gruyère cheese and broil at 200° until the surface is browned.