Description
Crockpot French Onion Soup is the ultimate cozy dish that brings together the rich sweetness of caramelized onions and savory broth, all topped with melted cheese. Perfect for busy weeknights or entertaining guests, this hands-free slow cooker recipe offers traditional flavors without the fuss.
Ingredients
Scale
- 2 tablespoons unsalted butter
- 3 pounds yellow onions, thinly sliced
- 4 garlic cloves, minced
- 1 tablespoon fresh thyme leaves
- 1 1/2 teaspoons kosher salt
- 1/4 teaspoon ground black pepper
- 4 cups low-sodium beef broth
- 1/2 cup dry white wine
- 8–12 slices French bread
- 3 tablespoons extra-virgin olive oil
- 1/2 cup shredded Gruyere cheese
Instructions
- In a 6-quart slow cooker, combine melted butter, sliced onions, minced garlic, thyme, salt, and pepper. Cover and cook on high for 5 to 7 hours until caramelized.
- Stir in beef broth and white wine; cover and cook on high for an additional 30 minutes.
- While the soup finishes, preheat the broiler and prepare toasted bread slices brushed with olive oil on a baking sheet.
- Broil bread until golden brown (about 2-3 minutes per side).
- Ladle soup into oven-safe bowls, top with toasted bread and Gruyere cheese, then broil until bubbling (about 2 minutes).
- Serve hot with optional garnishes like fresh herbs.
Nutrition
- Serving Size: 1 cup (245g)
- Calories: 310
- Sugar: 10g
- Sodium: 850mg
- Fat: 15g
- Saturated Fat: 8g
- Unsaturated Fat: 7g
- Trans Fat: 0g
- Carbohydrates: 35g
- Fiber: 3g
- Protein: 8g
- Cholesterol: 30mg
Keywords: For vegetarian options, substitute vegetable broth and use non-dairy cheese. Experiment with different cheeses like Swiss or Fontina for varied flavors. Don't rush caramelization; it's key to achieving rich flavor.