How to Make French Onion Soup (Slow Cooker) - A Step-by-Step Guide

French Onion Soup is a classic comfort food that is perfect for a cozy evening at home. This Slow Cooker version of the dish takes all the flavor and heartiness of the traditional recipe and makes it even easier to prepare. With minimal hands-on time and the use of a slow cooker, this French Onion Soup recipe is perfect for any busy cook.

The key to a rich and flavorful French Onion Soup is, of course, the onions. Slowly caramelizing them in a hot skillet brings out their natural swee...

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Ingredients

  • ¼ cup butter
  • 4 large onions, thinly sliced
  • 4 cups beef broth
  • 1 clove garlic, minced
  • salt and ground black pepper, to taste

Information

  • Prep Time: 10 mins
  • Cook Time: 4 hrs 10 mins
  • Total Time: 4 hrs 20 mins
  • Servings: 6
  • Yield: 6 servings

  • Melt butter in a skillet over medium heat. Cook and stir onions in melted butter until clear and browned, 10 to 15 minutes; transfer to a slow cooker. Add beef broth, garlic, salt, and black pepper to the slow cooker.
  • Cook on High for 4 hours or on Low for 8 hours.
  • Nutrition

    120 cal.

    • Total Fat: 8g
    • Saturated Fat: 5g
    • Cholesterol: 20mg
    • Sodium: 585mg
    • Total Carbohydrate: 10g
    • Dietary Fiber: 2g
    • Total Sugars: 4g
    • Protein: 3g
    • Vitamin C: 8mg
    • Calcium: 36mg
    • Iron: 1mg
    • Potassium: 237mg