French Onion Soup
With puff pastry.

Ingredients
Soup
- 2 tablespoons butter
- 4 large Spanish onions, quartered and cut into 1/4-inch slices
- 1/2 teaspoon salt
- 1/4 cup flour
- 9 cups beef broth
- 3/4 cup red wine
- 3 tablespoons brandy
- 1 bay leaf
- 1/2 teaspoon dried thyme
- 1/2 teaspoon black pepper
Puff Pastry Roll
- egg white (1-2 eggs)
Topping
- 4 -6 ounces gruyere cheese, shredded (or mozzarella)
Directions
- SOUP: In thick cast iron pot (with a lid), melt butter over medium heat.
- Add onions and salt, cover and cook until softened, stirring occasionally about 15 minutes.
- Uncover and cook until caramelized, about 30 minutes more.
- Stir in flour; cook 2 minutes. Stir in remaining ingredients. Simmer, partially covered about 30 minutes. Remove bay leaf. Cool and refrigerate.
- PASTRY PUFF: Preheat the oven to 400°F Roll out one sheet of puff pastry and sprinkle with half the Gruyere cheese, fold into 3 and roll out again. Cut out 4 lids. Divide the soup among ovenproof soup bowls. Sprinkle the remaining cheese on top of soup and cover with the pastry lids with a little egg wash seal. Bake the soup in the oven for 15 minutes or until the cheesy puff pastry is golden in colour and well risen.