Onion

Onion Gruyère Soup

Emma Sullivan By Emma Sullivan 4.9 (412 reviews)
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Onion Gruyère Soup

Onion Gruyère soup is the ultimate French onion soup experience. While many recipes use whatever Swiss cheese is available, this version insists on authentic Gruyère - its nutty, slightly sweet flavor is irreplaceable and elevates the soup to special-occasion status.

The key is using generous amounts of quality Gruyère, both melted into the soup and broiled on top. This creates layers of cheesy goodness that stretch beautifully when you dig in.

Why Gruyère?

  • Flavor: Nutty, sweet, complex
  • Melting: Smooth, not stringy
  • Browning: Perfect golden crust
  • Origin: Swiss Alps tradition

Gruyère Tips

  • Age matters - use aged for more flavor
  • Grate fresh for best melting
  • Room temperature melts better
  • Don't substitute with pre-shredded

Serving Suggestions

  • Extra Gruyère on top
  • Fresh thyme
  • Wine pairing - same white used in soup
  • Special dinner centerpiece
Blending the soup until smooth and creamy.
Blending the soup until smooth and creamy.

Onion Gruyère Soup

A luxurious gratinée soup featuring sweet onions and nutty Gruyère cheese. Swiss-French elegance.

Prep: 20 min
Cook: 50 min
Total: 70 min
Servings:
6

Nutrition per serving

385 Calories
16g Protein
26g Carbs
24g Fat
3g Fiber

Ingredients

Instructions

  1. . Caramelize onions thoroughly.
  2. . Add wine and broth. Simmer.
  3. . Top with bread and generous Gruyère.
  4. . Broil until bubbly and golden.

Recipe Notes

  • Aged Gruyère: 12+ month aged has more flavor.
  • Mix cheeses: Add some Comté for complexity.
  • No broiler: Bake at 450°F for 10 minutes.
  • Storage: Soup base freezes well; add cheese when serving.