Roasted Vegetable Soup

Featured in: Everyday Sweet Plates

This comforting soup transforms simple seasonal vegetables into something extraordinary through oven roasting. The high heat caramelizes the carrots, sweet potato, bell pepper, and zucchini, bringing out their natural sweetness and creating deep, savory flavors.

After roasting to golden perfection, the vegetables are simmered with aromatic herbs and blended into a silky smooth bowl of warmth. A touch of smoked paprika adds subtle depth, while fresh herbs and a drizzle of olive oil provide the perfect finish.

Ready in just one hour with mostly hands-off cooking, this soup makes excellent leftovers and adapts easily to whatever vegetables you have on hand.

Updated on Wed, 28 Jan 2026 12:13:00 GMT
A bowl of Roasted Vegetable Soup garnished with parsley and seeds, showcasing its rich, velvety texture. Save to Pinterest
A bowl of Roasted Vegetable Soup garnished with parsley and seeds, showcasing its rich, velvety texture. | calmsukkar.com

The sky was that bruised shade of October purple when I first threw a tray of mismatched vegetables into the oven. I was trying to clear out the crisper drawer before a weekend trip and did not expect much. As the smell of caramelized onions and roasted garlic filled my drafty apartment I realized I had stumbled onto something special. This soup is not just a recipe but a way to capture the essence of the harvest in a single bowl. It turned a frantic cleanup session into my favorite Sunday ritual.

I served this during a power outage last winter heating the pot over a camping stove while we huddled under blankets. The warmth of the bowls seemed to travel right through our palms and brighten the whole room. Everyone asked for seconds even the cousins who usually claim they hate zucchini. It proved to me that simple ingredients can feel like luxury when they are treated with a little heat and time.

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Ingredients

  • Carrots and Sweet Potato: These root vegetables provide a sturdy base and a natural sweetness that deepens as they roast.
  • Red Bell Pepper and Zucchini: These add a silky texture and a layer of earthy flavor to the final blend.
  • Red Onion and Garlic: Roasting these aromatics transforms their pungent bite into a mellow and buttery sweetness.
  • Vegetable Broth: This liquid acts as the canvas that carries all the roasted notes into a cohesive and comforting soup.
  • Dried Thyme and Rosemary: These woody herbs are hardy enough to withstand the high heat of the oven while infusing the vegetables.
  • Smoked Paprika: A tiny pinch introduces a subtle hint of fire and depth without overpowering the fresh produce.
  • Garnish Options: Fresh parsley and crunchy croutons provide the perfect contrast to the creamy texture of the soup.

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Instructions

Prep the Tray:
Preheat your oven to 425 degrees Fahrenheit (220 degrees Celsius) and spread the chopped vegetables across a lined sheet so they have plenty of breathing room.
The Roast:
Toss everything in olive oil and spices then let the oven work its magic for 30 to 35 minutes until the edges are golden and tender.
Simmer and Infuse:
Slide those roasted beauties into a large pot of vegetable broth and let them get to know each other over a low flame for ten minutes.
The Velvet Finish:
Use your blender to turn the mixture into a smooth puree before serving it in warm bowls with your favorite toppings.
Warm Roasted Vegetable Soup served with a drizzle of olive oil, perfect for a comforting, healthy meal. Save to Pinterest
Warm Roasted Vegetable Soup served with a drizzle of olive oil, perfect for a comforting, healthy meal. | calmsukkar.com

My daughter used to call this sunshine soup because of the vibrant color it turned every time we made it. We would sit at the wooden kitchen table and compete to see who could make the prettiest pattern with the olive oil drizzle. Those quiet afternoons taught me that the best meals are often the ones that require the least fussing.

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Choosing Your Harvest

When the seasons change I like to swap out the sweet potato for butternut squash or even parsnips for a spicier kick. The trick is to keep the ratio of starchy vegetables to watery ones roughly the same so the thickness remains consistent. If you find a beautiful leek at the market definitely include the white part for a subtle onion flavor.

Achieving Perfect Texture

The secret to that restaurant quality silkiness is all in the blending process. If you use a countertop blender remember to leave the lid slightly cracked to let the steam escape so it does not explode. I usually spend an extra minute blending even after it looks done just to ensure every tiny fiber is pulverized.

Perfect Pairings

While the soup is amazing on its own I find that a little bit of crunch on top makes it feel like a complete experience. I love to keep a jar of toasted pumpkin seeds in the pantry just for this purpose. Here are a few ways to finish your bowl:

  • A swirl of heavy cream or coconut milk adds a decadent richness to every bite.
  • Crispy sourdough croutons fried in a bit of garlic butter provide a satisfying contrast.
  • A sprinkle of fresh parsley or chives brings a bright pop of color and freshness.
Golden roasted carrots, sweet potato, and peppers blended into a smooth, vibrant Roasted Vegetable Soup. Save to Pinterest
Golden roasted carrots, sweet potato, and peppers blended into a smooth, vibrant Roasted Vegetable Soup. | calmsukkar.com

This bowl of liquid gold is the ultimate hug for your soul on a rainy afternoon. I hope it brings as much warmth to your kitchen as it has to mine.

Recipe Questions

Can I use different vegetables?

Absolutely. This soup works beautifully with parsnips, butternut squash, leeks, or any seasonal vegetables you have available. Keep the total amount roughly the same for consistent results.

How do I make it creamier?

Stir in a splash of coconut milk, heavy cream, or cashew cream before blending. Alternatively, add a peeled potato during roasting for natural creaminess without dairy.

Can I freeze this soup?

Yes, this soup freezes well for up to 3 months. Cool completely before transferring to freezer-safe containers. Thaw overnight in the refrigerator and reheat gently, adding a splash of broth if needed.

What blender works best?

An immersion blender is convenient and creates perfectly smooth results directly in the pot. A high-speed countertop blender produces an even silkier texture—just blend in small batches and vent steam carefully.

How long do leftovers last?

Store cooled soup in an airtight container in the refrigerator for up to 3 days. Reheat over medium-low heat, stirring occasionally and adding more broth if the soup thickens.

What toppings work well?

Fresh parsley, a drizzle of extra virgin olive oil, toasted pumpkin seeds, or homemade croutons add lovely texture and flavor. A dollop of Greek yogurt or coconut cream also works beautifully.

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Roasted Vegetable Soup

Comforting velvety soup from roasted seasonal vegetables, naturally sweet and healthy.

Prep Duration
20 minutes
Cook Duration
40 minutes
Overall Time
60 minutes
Created by Elaine Mercer


Skill Level Easy

Cuisine Type International

Total Yield 4 Serving Size

Diet Needs Vegan-Friendly, No Dairy, No Gluten

List of Ingredients

Vegetables

01 2 medium carrots, peeled and chopped
02 1 medium sweet potato, peeled and diced
03 1 red bell pepper, seeded and chopped
04 1 zucchini, chopped
05 1 red onion, peeled and quartered
06 2 cloves garlic, peeled
07 2 tablespoons olive oil

Broth & Seasoning

01 4 cups vegetable broth
02 1 teaspoon dried thyme
03 1 teaspoon dried rosemary
04 ½ teaspoon smoked paprika
05 Salt and freshly ground black pepper to taste

Garnish

01 2 tablespoons fresh parsley, chopped
02 Extra virgin olive oil for drizzling
03 Croutons or toasted seeds

How-To Steps

Step 01

Prepare Oven and Baking Sheet: Preheat oven to 425°F. Line a large baking sheet with parchment paper.

Step 02

Season and Arrange Vegetables: Arrange carrots, sweet potato, red bell pepper, zucchini, red onion, and garlic on the prepared baking sheet. Drizzle with olive oil and toss to coat evenly. Season with salt, pepper, thyme, rosemary, and smoked paprika.

Step 03

Roast Vegetables: Roast vegetables for 30 to 35 minutes, stirring halfway through cooking, until golden brown and tender.

Step 04

Combine with Broth: Transfer roasted vegetables to a large pot. Add vegetable broth and bring to a simmer over medium heat. Simmer for 10 minutes to allow flavors to meld.

Step 05

Blend Soup: Using an immersion blender, blend soup until silky smooth. Alternatively, carefully transfer soup in batches to a countertop blender. Adjust seasoning as needed.

Step 06

Serve and Garnish: Ladle soup into bowls and top with fresh parsley, a drizzle of olive oil, and croutons or toasted seeds if desired.

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Tools Needed

  • Baking sheet
  • Parchment paper
  • Large pot
  • Immersion blender or countertop blender
  • Ladle

Allergy Details

Review the ingredients for any allergens and consult your doctor with concerns.
  • Verify vegetable broth ingredients for potential allergens
  • Croutons may contain gluten if used as garnish

Nutrition Per Serving

These nutrition details are for reference only and don’t take the place of professional advice.
  • Caloric Value: 180
  • Fats: 7 g
  • Carbohydrates: 28 g
  • Proteins: 3 g

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