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Keto Slow Cooker Chicken and Onion Soup

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A rich, aromatic low-carb chicken soup made in a slow cooker for tender, flavor-packed results. Using bone-in thighs and keto-friendly ingredients, this creamy, satisfying meal is perfect for busy weeknights and keto diets.

  • Total Time: 375
  • Yield: 6 servings 1x

Ingredients

Scale

2 lbs bone-in, skin-on chicken thighs
3 large yellow onions, sliced
4 cloves garlic, minced
4 cups beef broth (low-sodium recommended)
1 tbsp dried thyme
2 tbsp olive oil
1 tbsp unsalted butter
1 tsp salt
1 tsp black pepper

Instructions

Pat chicken dry with paper towels
In a skillet, heat olive oil and butter over medium heat (optional step for caramelized onions)
Sauté onions until softened (5-7 minutes), then transfer to slow cooker
Add chicken thighs, garlic, broth, thyme, salt, and pepper to the slow cooker
Cook on low for 6-7 hours or high for 3-4 hours
Let rest 10 minutes before serving

Notes

For best flavor, sauté onions before adding them to the slow cooker
Chicken breasts can be used for lower fat (reduce cooking time slightly)
Store in airtight containers in refrigerator for up to 4 days or freeze for 3 months
No pork, bacon, or alcohol used—compliant with halal/keto requirements

  • Author: Sabella
  • Prep Time: 15
  • Cook Time: 360
  • Category: Dinner
  • Method: Slow Cooking
  • Cuisine: American
  • Diet: Keto

Nutrition

  • Serving Size: 1 bowl
  • Calories: 420
  • Sugar: 1.5g
  • Sodium: 200mg
  • Fat: 30g
  • Saturated Fat: 8g
  • Carbohydrates: 10g
  • Fiber: 2g
  • Protein: 24g
  • Cholesterol: 110mg