Roast Vegetable Soup Recipes That Warm Your Soul

Updated On: October 8, 2025

Roast vegetable soup is one of those comforting dishes that perfectly balances rustic flavors with creamy textures. It’s a wonderful way to use up a variety of fresh vegetables, roasting them to bring out their natural sweetness and depth of flavor before blending them into a velvety soup.

Whether you’re craving a wholesome lunch or a cozy dinner, this soup is incredibly satisfying. Plus, it’s versatile enough to adapt to whatever vegetables you have on hand.

Roasting intensifies the taste, making every spoonful rich and nourishing without the need for heavy cream or complicated techniques.

In this blog post, we’ll guide you through an easy, delicious roast vegetable soup recipe that anyone can make. From the perfect roasting tips to blending and seasoning, you’ll discover how to create a vibrant, healthy soup that warms both body and soul.

Plus, we’ll share some variations and serving suggestions that elevate this classic comfort food into a meal you’ll love again and again.

Why You’ll Love This Recipe

This roast vegetable soup recipe is a true kitchen hero. It’s:

  • Flavor-packed: Roasting the vegetables caramelizes their natural sugars, resulting in a soup with deep, complex flavors.
  • Healthy and nutritious: Packed with fiber, vitamins, and antioxidants from a variety of colorful veggies.
  • Easy to customize: Use whatever vegetables you have available, making it a perfect way to reduce food waste.
  • Comforting yet light: Creamy texture without the heaviness of dairy or cream, perfect for any season.
  • Great for meal prep: Make a big batch and enjoy it throughout the week or freeze portions for later.

Ingredients

  • 2 medium carrots, peeled and chopped
  • 1 large sweet potato, peeled and diced
  • 1 red bell pepper, seeded and chopped
  • 1 zucchini, chopped
  • 1 medium onion, peeled and quartered
  • 3 cloves garlic, peeled
  • 2 tablespoons olive oil (or any vegetable oil)
  • 1 teaspoon dried thyme
  • 1 teaspoon smoked paprika
  • 4 cups vegetable broth
  • Salt and pepper, to taste
  • Fresh parsley or basil, for garnish (optional)
  • 1 tablespoon lemon juice, to brighten flavors (optional)

Equipment

  • Baking sheet or roasting pan
  • Large soup pot or Dutch oven
  • Blender or immersion blender
  • Knife and cutting board
  • Measuring spoons and cups
  • Wooden spoon or spatula
  • Ladle

Instructions

  1. Preheat your oven to 425°F (220°C). Line a baking sheet with parchment paper or lightly grease it to prevent sticking.
  2. Prepare the vegetables: Peel and chop the carrots, sweet potato, red bell pepper, zucchini, and onion into roughly even-sized pieces to ensure even roasting.
  3. Toss the vegetables and garlic cloves with olive oil, thyme, smoked paprika, salt, and pepper. Make sure everything is well coated for optimal roasting.
  4. Spread the vegetables out in a single layer on the baking sheet. Avoid overcrowding to allow caramelization instead of steaming.
  5. Roast the vegetables for 25-30 minutes, turning halfway through. You want them tender and lightly browned around the edges.
  6. Transfer the roasted vegetables to a large soup pot. Add the vegetable broth and bring to a simmer over medium heat.
  7. Simmer for 10 minutes to meld the flavors together.
  8. Use an immersion blender to puree the soup until smooth and creamy. Alternatively, carefully transfer the soup in batches to a blender.
  9. Taste and adjust seasoning. Add more salt, pepper, or a splash of lemon juice to brighten the flavors.
  10. Serve hot, garnished with fresh parsley or basil if desired. Enjoy immediately or store leftovers in the fridge for up to 4 days.

Tips & Variations

“Roasting the garlic whole with the vegetables softens its flavor and adds a mellow sweetness that blends beautifully into the soup.”

Switch up your vegetables: Try adding butternut squash, parsnips, or tomatoes for different flavor profiles.

Add creaminess: Stir in a splash of coconut milk or cashew cream for a richer texture while keeping it dairy-free.

Spice it up: Include a pinch of cayenne or a teaspoon of the homemade chilli powder recipe to add a warm kick.

Herbs: Fresh rosemary or sage can replace thyme for an earthier taste.

Make it chunky: For a rustic style, blend only half the soup and leave the rest with chunks of roasted vegetables.

Nutrition Facts

Nutrient Amount per Serving
Calories 150 kcal
Carbohydrates 30 g
Fiber 7 g
Protein 3 g
Fat 5 g
Vitamin A 120% DV
Vitamin C 60% DV
Iron 10% DV

Serving Suggestions

This roast vegetable soup pairs beautifully with a variety of sides and toppings. For a hearty meal, serve it alongside crusty whole-grain bread or garlic toast.

A fresh green salad with a tangy vinaigrette offers a crisp contrast to the creamy soup. You can also top the soup with toasted pumpkin seeds, a drizzle of extra virgin olive oil, or a sprinkle of nutritional yeast for a cheesy flavor without dairy.

For a protein boost, add a spoonful of cooked lentils or chickpeas on top. If you’re planning a cozy winter meal, pair it with our Cheap Vegetarian Recipes For Families Everyone Will Love for an easy, comforting combo that’s budget-friendly and delicious.

Conclusion

Roast vegetable soup is one of those timeless recipes that bring warmth and comfort in every spoonful. By roasting the vegetables first, you unlock rich, caramelized flavors that make this soup truly special.

It’s a simple yet elegant dish that suits any occasion, whether you’re cooking for yourself or feeding a crowd. With minimal ingredients and straightforward steps, it’s perfect for cooks of all skill levels.

Beyond being delicious, this soup is nourishing and versatile — perfect for seasonal eating and using whatever fresh produce is available. Don’t hesitate to experiment with different vegetable combinations or spices to make it your own.

If you’re interested in more wholesome, plant-based meals, be sure to explore our A to Z Vegetarian Recipes for Every Meal and Occasion or dive into Ancient Grains Vegetarian Recipes for Healthy Delicious Meals for inspiration.

More Roast Vegetable Soup Recipes to Try

Creamy Roasted Butternut Squash and Carrot Soup

This variation adds a touch of sweetness and a silky texture. Roast butternut squash and carrots with a pinch of cinnamon and nutmeg, then blend with vegetable broth and a splash of coconut milk for a creamy finish.

Spicy Roasted Tomato and Red Pepper Soup

Perfect for spice lovers, this soup features roasted tomatoes and red peppers with a hint of smoked paprika and a dash of chilli powder. Serve with a dollop of vegan sour cream or avocado crema.

Roasted Root Vegetable and Lentil Soup

Add protein and heartiness by incorporating roasted beets, carrots, and parsnips with cooked red lentils. This soup is perfect for chilly days when you need something filling and nutritious.

For more creative and delicious soup ideas, check out our Vegan Fall Soup Recipes To Warm Your Cozy Evenings.

📖 Recipe Card: Roast Vegetable Soup

Description: A warm and hearty soup made from a blend of roasted vegetables. Perfect for a comforting meal any time of the year.

Prep Time: PT15M
Cook Time: PT40M
Total Time: PT55M

Servings: 6 servings

Ingredients

  • 3 large carrots, peeled and chopped
  • 2 red bell peppers, seeded and chopped
  • 1 large onion, quartered
  • 3 cloves garlic, peeled
  • 2 medium zucchinis, chopped
  • 3 tablespoons olive oil
  • 4 cups vegetable broth
  • 1 teaspoon dried thyme
  • 1 teaspoon salt
  • 1/2 teaspoon black pepper
  • 1/4 teaspoon smoked paprika
  • Fresh parsley for garnish

Instructions

  1. Preheat oven to 425°F (220°C).
  2. Toss carrots, bell peppers, onion, garlic, and zucchini with olive oil, salt, pepper, thyme, and smoked paprika.
  3. Spread vegetables on a baking sheet and roast for 30-35 minutes until tender and slightly caramelized.
  4. Transfer roasted vegetables to a large pot and add vegetable broth.
  5. Bring to a boil, then reduce heat and simmer for 10 minutes.
  6. Use an immersion blender to puree the soup until smooth.
  7. Adjust seasoning to taste and serve garnished with fresh parsley.

Nutrition: Calories: 150 kcal | Protein: 3 g | Fat: 7 g | Carbs: 20 g

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Photo of author

Marta K

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