5 Best Vegetarian Keto Soup Recipes for a Low-Carb Lifestyle
Introduction
When you’re on a keto diet, finding vegetarian options that are both satisfying and low in carbs can be challenging. Many soup recipes rely on starchy vegetables or grains, making them less than ideal for those following a ketogenic lifestyle. But don’t worry you can still enjoy a warm, hearty bowl of soup while staying on track with your macros!
In this article, you’ll discover five mouthwatering vegetarian keto soup recipes that are packed with nutrients, high in healthy fats, and bursting with flavor. Whether you’re craving something creamy, cheesy, or rich in vegetables, these soups are perfect for meal prep, cozy nights, and staying full without extra carbs.
Table of Contents
1. Creamy Broccoli Cheese Soup
Why You’ll Love It:
This rich and creamy broccoli cheese soup is a keto favorite! It’s packed with fiber, vitamins, and cheesy goodness, making it a satisfying meal that will keep you full.

Ingredients:
- 2 cups broccoli florets
- 1 cup heavy cream (or full-fat coconut milk for a dairy-free option)
- 2 cups vegetable broth
- 1 ½ cups shredded cheddar cheese
- 2 tbsp butter
- 2 cloves garlic, minced
- ½ tsp salt
- ½ tsp black pepper
Instructions:
- Heat butter in a large pot over medium heat. Add garlic and sauté until fragrant.
- Pour in vegetable broth and add broccoli florets. Simmer until broccoli is tender.
- Blend the soup until smooth using an immersion blender.
- Stir in heavy cream and shredded cheese. Cook until the cheese melts completely.
- Season with salt and pepper, then serve warm.
Nutrition (Per Serving):
- Calories: 320
- Carbs: 6g
- Protein: 12g
- Fats: 28g
2. Keto Cauliflower & Cheese Soup
Why You’ll Love It:
This creamy cauliflower soup is the perfect substitute for high-carb potato soup. It’s comforting, cheesy, and incredibly easy to make.

Ingredients:
- 2 cups cauliflower florets
- 1 cup heavy cream
- 2 cups vegetable broth
- 1 cup shredded cheddar cheese
- 1 tbsp olive oil
- ½ tsp paprika
- ½ tsp salt
- ½ tsp garlic powder
Instructions:
- Heat olive oil in a pot, then add cauliflower and sauté for 3-4 minutes.
- Add vegetable broth and simmer until cauliflower is tender.
- Blend the soup until smooth.
- Stir in heavy cream and shredded cheese until fully melted.
- Season with paprika, garlic powder, and salt.
Nutrition (Per Serving):
- Calories: 290
- Carbs: 5g
- Protein: 10g
- Fats: 25g
3. Spinach & Mushroom Keto Soup
Why You’ll Love It:
This hearty soup is packed with nutrients from spinach and mushrooms while being ultra-low in carbs.

Ingredients:
- 2 cups sliced mushrooms
- 2 cups fresh spinach
- 1 cup heavy cream
- 2 cups vegetable broth
- 2 tbsp butter
- ½ tsp salt
- ½ tsp black pepper
Instructions:
- Melt butter in a pot and sauté mushrooms until soft.
- Add vegetable broth and simmer for 10 minutes.
- Stir in heavy cream and mix well.
- Add fresh spinach and let it wilt for 2-3 minutes.
- Season with salt and pepper, then serve warm.
Nutrition (Per Serving):
- Calories: 270
- Carbs: 5g
- Protein: 8g
- Fats: 24g
4. Keto Tomato Basil Soup
Why You’ll Love It:
A low-carb twist on classic tomato soup, this recipe is made with roasted tomatoes and creamy coconut milk for extra richness.

Ingredients:
- 4 medium tomatoes, roasted
- 1 cup full-fat coconut milk
- 2 cups vegetable broth
- 2 tbsp olive oil
- 1 tsp garlic powder
- ½ tsp salt
- ½ tsp black pepper
- ¼ cup fresh basil leaves
Instructions:
- Roast tomatoes in the oven at 400°F (200°C) for 20 minutes.
- Transfer tomatoes to a pot, add vegetable broth, and simmer for 10 minutes.
- Blend the soup until smooth, then stir in coconut milk.
- Add fresh basil, garlic powder, salt, and pepper. Simmer for 5 minutes.
Nutrition (Per Serving):
- Calories: 260
- Carbs: 7g
- Protein: 5g
- Fats: 22g
5. Keto Zucchini & Avocado Soup
Why You’ll Love It:
This nutrient-dense soup combines zucchini and avocado for a creamy, healthy, and keto-friendly meal.

Ingredients:
- 2 cups zucchini, chopped
- 1 ripe avocado
- 1 cup heavy cream (or coconut milk)
- 2 cups vegetable broth
- 2 tbsp olive oil
- ½ tsp salt
- ½ tsp black pepper
Instructions:
- Heat olive oil in a pot and sauté zucchini for 5 minutes.
- Add vegetable broth and simmer until zucchini is tender.
- Blend the soup with avocado until smooth.
- Stir in heavy cream, season with salt and pepper, and serve warm.
Nutrition (Per Serving):
- Calories: 290
- Carbs: 6g
- Protein: 7g
- Fats: 25g
Conclusion
These 5 vegetarian keto soup recipes are not only delicious and easy to make, but they’re also perfect for meal prepping and staying on track with your low-carb lifestyle. Whether you want something creamy, cheesy, or veggie-packed, these soups will keep you full and energized without breaking your carb limit.
Which one are you excited to try first? Let us know in the comments below! And don’t forget to share this article with fellow keto food lovers.
FAQ
1. Can I freeze these soups for meal prep?
Yes! These soups are great for meal prep. Store them in airtight containers and freeze for up to 3 months.
2. How can I make these soups dairy-free?
Substitute heavy cream with full-fat coconut milk and replace cheese with nutritional yeast.
3. Are these soups good for weight loss?
Yes! They are low in carbs and high in healthy fats, keeping you full longer and supporting weight loss.
4. Can I add protein to these soups?
Absolutely! Add tofu, tempeh, or hemp seeds for an extra protein boost.
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