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Creamy French Onion and Mushroom Soup Recipe

Creamy French Onion and Mushroom Soup Recipe

4.9 from 15 reviews

Indulge in the comforting flavors of a rich and velvety Creamy French Onion and Mushroom Soup. This soup is a perfect blend of caramelized onions, earthy mushrooms, and creamy goodness, creating a luxurious bowl of warmth and flavor.

Ingredients

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For Caramelized Onions:

  • 4 large onions, thinly sliced
  • 2 tablespoons butter
  • 1 tablespoon olive oil
  • Salt and pepper to taste

For Soup Base:

  • 1 pound mushrooms, sliced
  • 4 cloves garlic, minced
  • 6 cups beef or vegetable broth
  • 1 cup heavy cream
  • 2 tablespoons flour
  • 2 tablespoons fresh thyme leaves
  • Salt and pepper to taste

Instructions

  1. Caramelize the Onions: In a large pot, melt butter with olive oil over medium heat. Add sliced onions and cook, stirring occasionally, until deep golden brown and caramelized.
  2. Cook the Mushrooms: Add mushrooms to the pot and cook until they release their liquid and start to brown.
  3. Add Ingredients: Stir in garlic, thyme, and flour. Cook for a few minutes until flour is incorporated.
  4. Pour Broth: Gradually pour in the broth, stirring constantly. Simmer for about 20 minutes.
  5. Blend: Use an immersion blender to blend the soup until smooth.
  6. Finish: Stir in heavy cream, season with salt and pepper, and simmer for another 10 minutes.
  7. Serve: Ladle the soup into bowls and garnish with additional thyme leaves if desired.

Notes

  • This soup is even more flavorful when made a day ahead and reheated before serving.
  • For a vegetarian version, use vegetable broth instead of beef broth.

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