Ketogenic French Onion Soup is a delicious and satisfying soup that's perfect for a cold winter night. It's made with a rich beef broth, caramelized onions, and melted Gruyere cheese.
French onion soup has been around for centuries, and it's a classic for a reason. The rich broth, caramelized onions, and melted cheese are a combination that's hard to beat. But if you're following a ketogenic diet, you may think that you have to give up this delicious soup.
Prep time: 15 | Cook time: 45 | Serves: 4
Ingredients
2 tablespoons unsalted butter
2 large yellow onions, thinly sliced
4 cups beef broth
1 cup water
1 teaspoon dried thyme
1/2 teaspoon salt
1/4 teaspoon black pepper
1 cup shredded Gruyere cheese
Instructions
Melt butter in a large pot or Dutch oven over medium heat.
Add onions and cook, stirring frequently, until softened and caramelized, about 30 minutes
Stir in broth, water, thyme, salt, and pepper.
Bring to a boil, then reduce heat and simmer for 15 minutes.
Preheat broiler.
Ladle soup into individual ovenproof bowls.
Top with cheese and broil until cheese is melted and bubbly, about 2 minutes.
Serve immediately.
Why It Works
The key to making a great French onion soup is to caramelize the onions slowly and patiently. This will develop their sweetness and depth of flavor.
Using a flavorful beef broth will give your soup a rich and satisfying base.
Adding a touch of thyme and black pepper will help to round out the flavor of the soup.
Melting Gruyere cheese over the soup will create a delicious and indulgent topping.