Description
Discover the best Slow Cooker French Onion Soup recipe that brings classic French comfort to your kitchen with minimal effort. This easy, hearty soup features sweet caramelized onions simmered in rich beef broth, seasoned with thyme and a bay leaf, then finished with toasted baguette slices and melted Gruyère cheese. The slow cooker method creates deep flavor while you relax, delivering restaurant‑quality taste in a convenient, hands‑off way. Serve hot, garnish with parsley,and savor rich aroma.
Ingredients
- 4 large onions, thinly sliced
- 4 cups beef broth
- 2 tablespoons butter
- 1 teaspoon thyme
- 1 bay leaf
- 1 baguette, sliced
- 2 cups shredded cheese (Gruyère or Swiss)
- Salt to taste
Instructions
- In a skillet, melt butter over medium heat and add the onions. Cook until caramelized, about 15 minutes.
- Transfer onions to the slow cooker. Add beef broth, thyme, bay leaf, and salt.
- Cover and cook on low for 6-8 hours.
- About 30 minutes before serving, toast the baguette slices.
- Serve soup topped with toasted baguette and shredded cheese. Broil until cheese melts if desired.
Notes
- For a richer flavor
- use low‑sodium beef broth and add a splash of grape juice just before serving. Toast the baguette slices until golden for extra crunch.
- Prep Time: 15 minutes
- Cook Time: 8 hours
- Category: Soups
- Method: Slow Cooker
- Cuisine: French
Nutrition
- Serving Size: 6 servings
- Calories: 300
- Sugar: 2g
- Sodium: 800mg
- Fat: 12g
- Saturated Fat: 5g
- Unsaturated Fat: 7g
- Trans Fat: 0g
- Carbohydrates: 30g
- Fiber: 2g
- Protein: 12g
- Cholesterol: 20mg
Keywords: Slow Cooker French Onion Soup, easy French onion soup, slow cooker soup recipes, comfort food soup, beef broth soup, caramelized onion soup, how to make French onion soup, best soup recipes, easy weeknight dinner, hearty soup recipes, classic French soup