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French Onion Soup

This Easy French Onion Soup is a comforting classic that combines sweet caramelized onions with robust beef broth and a delightful blend of cheeses. It’s suitable for any skill level, making it an excellent choice for both family meals and special occasions.

  • Total Time: 2 hours 20 minutes
  • Yield: 6 servings 1x

Ingredients

Scale
  • 4 large yellow onions (about 3 pounds), thinly sliced
  • 4 tablespoons unsalted butter
  • 1 tablespoon kosher salt (use less if using table salt)
  • 1/4 teaspoon cayenne pepper (optional)
  • 2 tablespoons all-purpose flour
  • 1/2 cup sherry or white wine
  • 1 tablespoon fresh lemon juice (about half a lemon)
  • 8 cups high-quality beef broth
  • 2 cups water
  • 1 tablespoon Better Than Bouillon Beef Base
  • 3 medium carrots, peeled and roughly chopped
  • 1 yellow onion, roughly chopped
  • 2 stalks celery, roughly chopped
  • 6 large cloves garlic, smashed
  • 1 teaspoon prepared horseradish
  • 3 sprigs fresh thyme (or 1/2 teaspoon dried thyme)
  • 3 small sprigs fresh rosemary (or 1/2 teaspoon dried rosemary)
  • 3 bay leaves
  • 15 whole black peppercorns (about 1/2 teaspoon)
  • 1 (1-pound) loaf of French bread, sliced
  • 1 cup gruyere cheese, freshly grated
  • 1 cup Parmesan cheese, freshly grated
  • 8 ounces Swiss cheese, sliced
  • Fresh chives, for garnish
  • Cracked black pepper, for garnish

Instructions

  • Slice the onions and caramelize in butter with salt and optional cayenne.
  • Combine beef broth, water, Better Than Bouillon, and vegetables in a pot.
  • Simmer the broth while the onions caramelize.
  • Drain the broth, return it to the pot, and discard the vegetables.
  • Stir flour into the caramelized onions, add sherry and lemon juice, and combine with the broth.
  • Toast the French bread slices and prepare for assembly.
  • Layer cheese in oven-safe bowls, add soup, top with bread and cheese, then broil until bubbly.

Notes

Allow onions to caramelize slowly for best flavor.
Use high-quality broth for enhanced taste.
Adjust seasoning according to your preference.

  • Author: Jesseca
  • Prep Time: 20 minutes
  • Cook Time: 2 hours
  • Category: Soup
  • Method: Stovetop
  • Cuisine: French

Nutrition

  • Calories: 450
  • Sugar: 5g
  • Sodium: 1200mg
  • Fat: 20g
  • Saturated Fat: 10g
  • Unsaturated Fat: 8g
  • Trans Fat: 0g
  • Carbohydrates: 40g
  • Fiber: 3g
  • Protein: 18g
  • Cholesterol: 50mg