Low Carb Vegan Soup Recipes for Healthy, Flavorful Meals

Updated On: October 1, 2025

When it comes to delicious, nourishing meals that don’t weigh you down, low carb vegan soups are an absolute game changer. Whether you’re aiming to shed some pounds, manage blood sugar, or simply enjoy a light, plant-based dish, these soups deliver on flavor and nutrition without piling on the carbs.

Made from fresh vegetables, herbs, and wholesome seasonings, they are perfect for cozy lunches, quick dinners, or meal prepping for the week.

In this post, I’m excited to share a collection of vibrant, comforting low carb vegan soup recipes that anyone can whip up with ease. Each recipe emphasizes fresh, seasonal ingredients and simple techniques to keep both your kitchen and your diet happy.

Plus, these soups are incredibly versatile—you can customize them to your liking with your favorite veggies or spices. Ready to dive into a world of healthy, hearty bowls?

Let’s get started!

Why You’ll Love This Recipe

Low carb vegan soups are a perfect marriage of health and taste. They’re:

  • Rich in nutrients: Packed with fiber, vitamins, and antioxidants from fresh vegetables and herbs.
  • Light yet filling: Designed to keep you satisfied without overloading on calories or carbs.
  • Perfect for all seasons: Enjoy them hot in winter or chilled in summer for refreshing, guilt-free meals.
  • Easy to customize: Swap ingredients to suit what you have on hand or your personal preferences.
  • Great for meal prep: These soups store well and taste even better the next day.

They’re also ideal if you’re following a plant-based lifestyle but want to avoid starchy ingredients like potatoes or grains. Each recipe here focuses on wholesome, low carb veggies and herbs for nourishing bowls you’ll crave again and again.

Ingredients

  • Zucchini – 2 medium, diced
  • Cauliflower florets – 2 cups
  • Spinach – 3 cups, fresh
  • Celery stalks – 2, chopped
  • Yellow bell pepper – 1, diced
  • Onion – 1 medium, chopped
  • Garlic cloves – 3, minced
  • Vegetable broth – 6 cups, low sodium
  • Olive oil – 2 tbsp
  • Fresh thyme – 1 tsp, chopped
  • Ground cumin – 1 tsp
  • Turmeric powder – ½ tsp
  • Salt – to taste
  • Black pepper – to taste
  • Fresh lemon juice – 1 tbsp (optional)

Equipment

  • Large soup pot or Dutch oven
  • Sharp knife
  • Cutting board
  • Wooden spoon or silicone spatula
  • Blender or immersion blender
  • Measuring spoons
  • Ladle

Instructions

  1. Prepare the vegetables: Wash and chop the zucchini, cauliflower, celery, bell pepper, onion, and garlic as described above.
  2. Sauté aromatics: Heat the olive oil in a large soup pot over medium heat. Add the chopped onion and garlic, sautéing until fragrant and translucent, about 3-5 minutes.
  3. Add spices: Stir in the ground cumin, turmeric, and fresh thyme. Cook for 1 minute to release their flavors.
  4. Add vegetables and broth: Toss in the zucchini, cauliflower, celery, and bell pepper. Pour in the vegetable broth, bringing the mixture to a boil.
  5. Simmer: Reduce the heat to low and let the soup simmer gently for 20-25 minutes, until the vegetables are tender.
  6. Add spinach: Stir in the fresh spinach and cook for another 3-4 minutes until wilted.
  7. Blend the soup: Use an immersion blender directly in the pot or transfer the soup in batches to a blender. Puree until smooth but still slightly textured for a creamy, hearty soup.
  8. Season and finish: Taste and adjust salt and pepper. Add lemon juice if using to brighten the flavors.
  9. Serve warm: Ladle the soup into bowls and garnish with fresh herbs if desired.

Tips & Variations

“For a chunkier soup, reserve some of the sautéed vegetables before blending and stir them back in after pureeing.”

If you want to switch up the flavors, try these ideas:

  • Spice it up: Add a pinch of cayenne pepper or smoked paprika for a smoky kick.
  • Herb swap: Replace thyme with fresh basil, cilantro, or parsley depending on your taste.
  • Nutty twist: Stir in 2 tablespoons of almond butter or tahini after blending for creaminess and extra protein.
  • Boost the protein: Add cooked lentils or chickpeas for a heartier soup (note this adds some carbs).
  • Use different veggies: Green beans, asparagus, or kale are excellent low carb options to mix in.

For a quick and easy variation, check out the Low Calorie Vegetable Soup Recipe for Healthy Eating that also fits perfectly into a low carb vegan lifestyle.

Nutrition Facts

Nutrient Amount per Serving (1.5 cups)
Calories 110
Carbohydrates 12g
Fiber 4g
Protein 4g
Fat 5g
Sodium 420mg
Vitamin A 35% DV
Vitamin C 50% DV

This soup is low in calories and carbohydrates, making it perfect for anyone following a low carb vegan diet. Its fiber content promotes digestion, while the vitamin content supports your immune system and skin health.

Serving Suggestions

Enjoy your low carb vegan soup with these tasty accompaniments:

  • A slice of warm vegan bread for dipping
  • A sprinkle of roasted pumpkin seeds or hemp seeds for crunch and extra protein
  • A side salad featuring fresh greens and a lemon-tahini dressing
  • A drizzle of extra virgin olive oil or a spoonful of vegan bechamel sauce for a creamy finish

For more wholesome plant-based meal ideas that complement this soup, explore our Vegetarian Swiss Chard Recipes for Healthy Meals or try the comforting High Protein Vegan Soup Recipes for Healthy Meals.

Delicious Low Carb Vegan Soup Recipes to Try

Ready to explore a variety of flavorful low carb vegan soups? Here are three favorites that are sure to please your palate and keep your carbs in check.

Creamy Cauliflower and Leek Soup

  • Ingredients: cauliflower, leeks, garlic, vegetable broth, coconut milk, thyme, olive oil, salt, and pepper.
  • Preparation: Sauté leeks and garlic, add cauliflower and broth, simmer until tender, blend with coconut milk for creaminess.
  • Tip: Garnish with chives and a drizzle of truffle oil for an elegant touch.

Spiced Butternut Squash and Carrot Soup

  • Ingredients: butternut squash, carrots, ginger, garlic, vegetable broth, coconut milk, cumin, coriander, and turmeric.
  • Preparation: Roast squash and carrots, then simmer with spices and broth, blend until smooth, stir in coconut milk.
  • Variation: Add a handful of kale or spinach at the end for extra greens.

Zesty Tomato and Red Pepper Soup

  • Ingredients: fresh tomatoes, red bell peppers, onion, garlic, vegetable broth, smoked paprika, chili flakes, olive oil.
  • Preparation: Roast tomatoes and peppers, sauté onion and garlic, combine all with broth, simmer, and blend.
  • Serving suggestion: Serve with a dollop of vegan yogurt or cashew cream.

Each of these recipes offers a unique flavor profile while keeping carbohydrates low and nutrition high. If you want more inspiration, check out our comprehensive Low Cal Vegan Recipes for Easy and Healthy Meals collection.

Conclusion

Low carb vegan soups are a fantastic way to enjoy hearty, nutrient-dense meals without compromising your dietary goals. These recipes combine fresh vegetables, bold spices, and wholesome ingredients to create satisfying bowls that are both light and delicious.

Whether you’re a seasoned vegan or just exploring plant-based options, these soups offer simplicity and versatility in every spoonful.

By focusing on low carb veggies and creative flavor combinations, you can enjoy comforting meals that support your health and wellness journey. Plus, with easy preparation and abundant customization options, these soups are perfect for busy weeknights or meal prep sessions.

Don’t forget to explore other recipes on the site, like our Vegetarian Date Cake Recipe: Moist, Easy, and Delicious or the savory delights in Veg Recipes for Slow Cooker: Easy, Tasty Meal Ideas to round out your plant-based kitchen repertoire.

Enjoy your cooking adventure and savor every nourishing bite!

📖 Recipe Card: Low Carb Vegan Cauliflower and Spinach Soup

Description: A creamy, low carb vegan soup packed with nutrients and flavor. Perfect for a light and healthy meal.

Prep Time: PT10M
Cook Time: PT20M
Total Time: PT30M

Servings: 4 servings

Ingredients

  • 1 medium head cauliflower, chopped
  • 4 cups fresh spinach
  • 1 medium onion, diced
  • 3 cloves garlic, minced
  • 4 cups vegetable broth
  • 1 cup unsweetened almond milk
  • 2 tablespoons olive oil
  • 1 teaspoon ground cumin
  • 1/2 teaspoon smoked paprika
  • Salt and pepper to taste
  • 1 tablespoon nutritional yeast (optional)
  • Fresh parsley for garnish

Instructions

  1. Heat olive oil in a large pot over medium heat.
  2. Add onion and garlic, sauté until translucent.
  3. Add cauliflower, cumin, and smoked paprika; cook for 5 minutes.
  4. Pour in vegetable broth and bring to a boil.
  5. Reduce heat and simmer until cauliflower is tender, about 15 minutes.
  6. Add spinach and cook until wilted.
  7. Blend soup until smooth using an immersion blender.
  8. Stir in almond milk and nutritional yeast, season with salt and pepper.
  9. Heat through for 2 minutes, then serve garnished with parsley.

Nutrition: Calories: 150 kcal | Protein: 5 g | Fat: 8 g | Carbs: 12 g

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Marta K

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