Total Time
1hr 45mins
Prep 30 mins
Cook 1 hr 15 mins

A bistro basic. To allow its flavor to develop, make the soup, except for croutons and cheese, a day ahead.

Ingredients Nutrition

Directions

  1. Preheat oven to 375 degrees Fahrenheit. With oil, brush both sides of bread slices (croutons); place on baking sheet. Bake 12 minutes, turning once, until croutons are lightly toasted; set aside.
  2. In Dutch oven, melt butter over medium heat. Add onions and salt. Cover; cook, stirring twice, until softened, 15 minutes. Uncover; cook until lightly caramelized, 35 minutes. Stir in flour, cook 2 minutes. Stir in remaining ingredients except cheese. Simmer, partially covered, 30 minutes. Remove and discard bay leaf.
  3. Preheat broiler. ladle soup into 4 broiler-safe bowls; top with croutons and cheese. Place bowls on baking sheet; broil 4 inches from heat until cheese is bubbly, 2 minutes. Garnish.

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