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A bowl of zuppa toscana soup
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4.67 from 9 votes

Slow Cooker Zuppa Toscana (low carb, keto friendly)

Slow cooker zuppa toscana, a low carb and keto friendly soup that is rich, creamy, and fantastic. 
Prep Time15 mins
Cook Time4 hrs
Total Time4 hrs 15 mins
Course: Dinner
Cuisine: American
Keyword: keto, low carb, Slow Cooker, toscana, zuppa
Servings: 8 servings
Calories: 550kcal


  • 1 pound mild or hot ground Italian sausage
  • ½ pound bacon
  • 1 tablespoon olive oil
  • 1 medium yellow onion finely diced (approximately ½ cup)
  • 3 cloves garlic minced
  • 24 ounces chicken stock
  • 3 cups kale chopped
  • ¼ teaspoon red pepper flakes crushed
  • 1 teaspoon salt
  • ½ teaspoon pepper
  • 1 ½ cup heavy cream
  • 1 large cauliflower head diced into small florets
  • 1/4 cup parmesan cheese grated (garnish)


  • Chop bacon into little pieces, then in a large skillet, over medium heat, cook the bacon and brown the ground sausage together until cooked through.
  • Drain grease, and transfer sausage and bacon into a 6-quart slow cooker.
  • In the same skillet, add olive oil and onions and saute until translucent and fragrant
  • Add the onions, chicken stock, kale, crushed red pepper flakes, salt, and pepper to the slow cooker. Mix until combined.
  • Cook on high for 4 hours or on low for 8 hours.
  • With 1-1 1/2 hours of cooking time left, add cauliflower to the slow cooker.
  • After cooking time is up add the heavy cream and mix until combined.
  • Taste, season with salt and pepper as needed, to taste
  • Serve hot garnished with a sprinkle of parmesan cheese


Calories: 550kcal | Carbohydrates: 9g | Protein: 17g | Fat: 49g | Saturated Fat: 21g | Cholesterol: 127mg | Sodium: 1096mg | Potassium: 510mg | Sugar: 2g | Vitamin A: 3220IU | Vitamin C: 39.5mg | Calcium: 126mg | Iron: 1.4mg