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Keto Lemon Chicken Soup in a blue printed bowl with a spoon on a wood background
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4.86 from 7 votes

Keto Lemon Chicken Soup with Cauliflower Rice

This Keto Lemon Chicken Soup recipe is made with cauliflower rice to lower the total carbohydrates without sacrificing flavor. With only 6 net carbs per serving, this bright and lemony chicken soup is a warm and comforting meal perfect for colder weather.
Prep Time15 mins
Cook Time20 mins
Total Time35 mins
Course: Soup
Cuisine: American, Chicken, Gluten Free, Low Carb
Servings: 4 bowls
Calories: 329kcal


  • 2 tablespoons extra virgin olive oil
  • 2 tablespoons shallot * minced
  • 1/2 cup celery * diced
  • 4 cups cauliflower rice
  • 4 cups chicken bone broth
  • 1 cup water
  • 2 eggs * beaten
  • 2 tablespoons lemon juice * freshly squeezed
  • 2 cups cooked chicken * shredded
  • 1/4 cup cilantro * or parsley, minced
  • salt and pepper * to taste
  • lemon zest * optional, garnish


  • Heat the olive oil in a stock pot or Dutch oven over medium heat.
  • Add the shallot and celery and cook, stirring frequently until softened, about 3-4 minutes.
  • Stir in the cauliflower rice, chicken bone broth, and water. Increase the heat to  medium-high and gently boil until tender, about 7-8 minutes.
  • Whisk in 1/4 cup of the hot stock to a small bowl with the beaten eggs. Pour the mixture back into the pot and stir well.
  • Add the lemon juice, chicken, and cilantro to the pot and cook until heated through and slightly thickened, about 3-4 minutes.
  • Taste and season with salt, pepper, and/or additional lemon juice, as needed.
  • Ladle into 4 soup bowls and garnish with extra herbs and lemon zest, if desired.



Tips and Techniques for the Best Lemon Chicken Soup

  • You can use leftover or rotisserie chicken to save time.
  • Or, cook the chicken in an Instant Pot - it will be super simple to shred when it's done cooking!
  • Try shredding the chicken using a food processor to speed up the process even more.
  • For more lemon flavor, add extra lemon juice 1 tablespoon at a time until the desired flavor is achieved.
  • To lower the carb count even more, you can omit the shallot. Just be aware that the flavor may vary slightly.


  • How do you store extra Lemon Chicken Soup? Store any leftover soup in air-tight containers in the refrigerator and use within 3-4 days by gently reheating - do not boil.
  • Can you freeze Lemon Chicken Soup with Cauliflower? Yes, you can freeze this Lemon Chicken Soup in air-tight containers. For best results allow to thaw before gently reheating. Use within 3 months.
** Nutritional information is an estimate and may vary.


Serving: 1serving | Calories: 329kcal | Carbohydrates: 9g | Protein: 31g | Fat: 18g | Saturated Fat: 4g | Cholesterol: 135mg | Sodium: 234mg | Potassium: 705mg | Fiber: 3g | Sugar: 3g | Vitamin A: 300IU | Vitamin C: 81.1mg | Calcium: 61mg | Iron: 2mg