french onion soup recipe

french onion soup recipe

french onion soup recipe

Creating a delicious French Onion Soup is a culinary journey that rewards with rich, savory flavors. From caramelizing onions to crafting a hearty broth and topping it off with melted cheese, each step is crucial. In this detailed guide, we’ll walk through the process of making French Onion Soup, ensuring a bowl full of warmth and comfort. So, let’s embark on this flavorful adventure together.


For the Soup:

  1. 5 large yellow onions, thinly sliced
  2. 1/2 cup unsalted butter
  3. 2 tablespoons olive oil
  4. 1 teaspoon granulated sugar
  5. 4 cloves garlic, minced
  6. 1/2 cup dry white wine (optional)
  7. 8 cups beef broth (homemade or store-bought)
  8. 2 bay leaves
  9. 1 teaspoon fresh thyme leaves (or 1/2 teaspoon dried thyme)
  10. Salt and black pepper to taste

For the Toasted Baguette and Cheese Topping:

  1. French baguette, sliced
  2. Gruyere or Swiss cheese, grated
  3. Parmesan cheese, grated (optional)
  4. Fresh parsley, chopped (for garnish)


Step 1: Caramelize the Onions

Begin by melting the butter with olive oil in a large, heavy-bottomed pot over medium heat. Add the sliced onions and sprinkle sugar over them. Stir frequently to coat the onions evenly with the butter and sugar mixture. Allow the onions to cook slowly until they turn a deep golden brown, caramelizing to perfection. This process takes approximately 30-40 minutes.

Step 2: Add Garlic and Deglaze

Once the onions are caramelized, add the minced garlic to the pot. Stir for about 1-2 minutes until the garlic becomes aromatic. If using white wine, pour it into the pot to deglaze, scraping up any flavorful bits from the bottom.

Step 3: Prepare the Broth

Pour in the beef broth, and add the bay leaves and fresh thyme. Season with salt and black pepper to taste. Bring the soup to a gentle simmer, allowing it to meld and develop flavors. Let it simmer for at least 30 minutes. The longer, the better for a richer taste.

Step 4: Toast the Baguette

While the soup is simmering, preheat your oven broiler. Slice the French baguette into 1-inch thick rounds. Arrange the slices on a baking sheet and place them under the broiler until they turn golden brown. Keep a close eye to prevent burning, as this process usually takes just a couple of minutes.

Step 5: Prepare the Cheese Topping

Grate the Gruyere or Swiss cheese and Parmesan (if using). Once the baguette slices are toasted, generously sprinkle the grated cheese over each slice. Return the baking sheet to the broiler until the cheese melts and forms a golden crust.

Step 6: Serve with the Cheese Topping

Ladle the hot soup into oven-safe bowls. Float a few slices of the cheese-covered baguette on top of each bowl, ensuring they cover the surface. Place the bowls back under the broiler briefly until the cheese turns bubbly and golden.

Step 7: Garnish and Serve

Carefully remove the soup bowls from the oven. Sprinkle chopped fresh parsley over the melted cheese for a burst of color and freshness. Allow the soup to cool slightly before serving.

Step 8: Enjoy the Comfort of French Onion Soup

Serve the French Onion Soup hot, savoring the delightful combination of rich, caramelized onions, savory broth, and gooey melted cheese. Pair it with additional toasted baguette slices for an extra crunch. Your taste buds are in for a treat!


Congratulations, you’ve successfully mastered the art of making French Onion Soup! This classic dish is a celebration of simple ingredients transformed into a symphony of flavors. Share this heartwarming soup with loved ones, and let the rich aroma of caramelized onions fill your kitchen with comfort and joy.

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