Why You’ll Love This Recipe
Keto Tuscan Soup is a rich, creamy, and comforting dish that brings all the hearty Italian flavors without the carbs. Featuring savory sausage, leafy kale, and tender cauliflower in a velvety broth, this low-carb version of the classic Zuppa Toscana is perfect for keto enthusiasts and anyone looking for a filling, delicious meal. It’s a great one-pot recipe that’s quick to make and ideal for cozy nights.
ingredients
(Tip: You’ll find the full list of ingredients and measurements in the recipe card below.)
Italian sausage (mild or spicy)olive oilgarliconioncauliflower floretschicken brothheavy creamparmesan cheesekalekosher saltblack peppercrushed red pepper flakes (optional for heat)
directions
Heat olive oil in a large pot over medium heat.
Add the sausage and cook until browned, breaking it up into crumbles as it cooks.
Stir in chopped onion and garlic; sauté until softened and fragrant.
Add cauliflower florets and pour in the chicken broth.
Bring to a boil, then reduce heat and simmer until the cauliflower is tender, about 10-15 minutes.
Stir in the heavy cream and parmesan cheese until the soup is creamy and well combined.
Add chopped kale and let it wilt in the hot broth for a few minutes.
Season with salt, pepper, and red pepper flakes to taste.
Serve hot, garnished with extra cheese if desired.
Servings and timing
This recipe yields 4-6 servings.Preparation time: 10 minutesCooking time: 25 minutesTotal time: 35 minutes
Variations
Use turkey sausage for a lighter version.
Add mushrooms or spinach for more vegetables.
Replace cauliflower with zucchini for a different texture.
Add a dash of Italian seasoning for extra herb flavor.
storage/reheating
Store in an airtight container in the refrigerator for up to 4 days.Reheat gently on the stovetop over medium heat or in the microwave in 30-second intervals until warmed through.

FAQs
Is Keto Tuscan Soup spicy?
It depends on the sausage used. Use mild for a gentler flavor or spicy for heat.
Can I use frozen cauliflower?
Yes, just adjust the cooking time slightly to ensure tenderness.
What can I use instead of kale?
Spinach or Swiss chard are great substitutes.
Can I freeze this soup?
Yes, it freezes well without the kale. Add fresh greens when reheating.
Is this soup dairy-free?
No, but you can try coconut cream and nutritional yeast as dairy-free swaps.
Does this work in a slow cooker?
Yes, brown the sausage first, then add all ingredients (except cream and kale) and cook on low for 6 hours. Stir in cream and kale at the end.
Can I make it vegetarian?
Use plant-based sausage and vegetable broth for a vegetarian version.
How can I thicken the soup more?
Let it simmer uncovered to reduce, or blend a portion of the cauliflower and broth for thickness.
Is this suitable for meal prep?
Absolutely, it reheats well and makes a great make-ahead lunch or dinner.
What makes this keto?
It’s low in carbs due to the absence of potatoes and use of cauliflower, plus high in healthy fats from sausage and cream.
Conclusion
Keto Tuscan Soup is a creamy, comforting bowl of Italian-inspired goodness that fits perfectly into a low-carb lifestyle. Whether you’re new to keto or just want a delicious and satisfying soup, this recipe is a must-try. Quick to make and full of flavor, it’s bound to become a staple in your weekly meal rotation.
PrintKeto Tuscan Soup
- Prep Time: 10 minutes
- Cook Time: 25 minutes
- Total Time: 35 minutes
- Yield: 4 servings 1x
- Category: Soup
- Method: Stovetop
- Cuisine: Italian
Description
A rich and creamy Keto Tuscan Soup made with Italian sausage, spinach, and sun-dried tomatoes in a flavorful garlic cream broth. Perfect for low-carb diets.
Ingredients
- 1 lb Italian sausage (mild or spicy)
- 1 tbsp olive oil
- 3 cloves garlic, minced
- 1 small onion, chopped
- 1/2 cup sun-dried tomatoes, chopped
- 4 cups chicken broth
- 1 cup heavy cream
- 3 cups fresh spinach
- 1/2 tsp red pepper flakes (optional)
- Salt and pepper to taste
- 1/2 cup grated Parmesan cheese
Instructions
- Heat olive oil in a large pot over medium heat. Add the sausage and cook until browned, breaking it up as it cooks.
- Add chopped onion and garlic. Sauté until fragrant and translucent, about 3-4 minutes.
- Stir in the sun-dried tomatoes and cook for another 2 minutes.
- Pour in the chicken broth and bring to a simmer. Cook for 10 minutes to let the flavors combine.
- Reduce heat and stir in the heavy cream. Add red pepper flakes if using. Simmer for another 5 minutes.
- Add spinach and Parmesan cheese. Stir until spinach is wilted and cheese is melted.
- Season with salt and pepper to taste. Serve hot.
Notes
- Use turkey sausage for a leaner option.
- Can substitute kale for spinach if preferred.
- Store leftovers in the fridge for up to 4 days.
Nutrition
- Serving Size: 1 bowl (about 1.5 cups)
- Calories: 450
- Sugar: 3g
- Sodium: 950mg
- Fat: 38g
- Saturated Fat: 18g
- Unsaturated Fat: 17g
- Trans Fat: 0g
- Carbohydrates: 8g
- Fiber: 2g
- Protein: 20g
- Cholesterol: 95mg
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