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French onion soup with bubbling Gruyere

French Onion Soup

Make French onion soup with slowly caramelized onions, savory beef broth, toasted French bread, and bubbling Gruyere cheese.
Prep : 10 Total : 25 minutes

Ingredients
  

Ingredients

  • 6 yellow onions thinly sliced
  • 3 tablespoons butter
  • 1 tablespoon olive oil
  • 1 teaspoon kosher salt
  • 1 teaspoon sugar
  • 3 cloves garlic minced
  • 1/3 cup dry white wine
  • 6 cups beef broth
  • 2 sprigs fresh thyme
  • 1 bay leaf
  • 1/2 teaspoon black pepper freshly ground
  • 6 slices French bread toasted
  • 1 1/2 cups Gruyere cheese shredded

Instructions
 

Instructions

  • Melt the butter with the olive oil in a heavy pot over medium heat. Add onions, salt, and sugar.
  • Cook the onions slowly for 35 to 45 minutes, stirring often, until deeply golden and soft.
  • Add garlic and cook for 1 minute. Pour in wine and scrape up any browned bits.
  • Add broth, thyme, bay leaf, and pepper. Simmer uncovered for 25 minutes, then remove herbs.
  • Ladle soup into ovenproof bowls, top each with toast and Gruyere, and broil until bubbling and browned.