Roasted Red Pepper Soup With Crispy Croutons

Featured in: Simple Starters & Additions

This Mediterranean-inspired bowl combines the natural sweetness of oven-roasted red peppers with the subtle warmth of harissa paste. The result is a luxuriously smooth soup that balances smoky, sweet, and gently spicy notes. Each spoonful delivers a silky texture, while homemade croutons seasoned with garlic and oregano provide the perfect crispy contrast. Finished with optional cream for extra richness, this dish transforms simple vegetables into an elegant starter or satisfying main course.

Updated on Wed, 28 Jan 2026 08:58:00 GMT
Vibrant roasted red bell peppers are blended into a velvety, spiced soup, finished with golden, crunchy croutons. Pin it
Vibrant roasted red bell peppers are blended into a velvety, spiced soup, finished with golden, crunchy croutons. | pantryflux.com

I discovered this roasted red pepper soup on a rainy October afternoon when nothing in my pantry seemed inspiring. Pulling out some peppers that were just starting to wrinkle, I decided to roast them instead of letting them go to waste. The kitchen filled with that sweet, slightly smoky aroma that only roasted peppers can create. What began as a practical solution turned into a recipe I now reach for whenever I need something both comforting and impressive.

Last winter, my neighbor dropped by unexpectedly just as I was finishing a batch of this soup. She looked cold and a bit downcast, so I ladled her a bowl topped with extra croutons. Her eyes widened at the first taste, and by the time she reached the bottom of the bowl, whatever had been bothering her seemed less important. We ended up talking for hours over second helpings, proving once again that sometimes soup is more than just food.

Ingredients

  • Red bell peppers: Look for ones with glossy, firm skin as they tend to have the sweetest flavor and most vibrant color after roasting.
  • Harissa paste: This North African chili paste adds complexity beyond just heat, but brands vary wildly in spiciness so start with less if yours seems particularly fiery.
  • Day-old bread: Slightly dried bread actually makes better croutons than fresh as it absorbs less oil and gets crispier.
  • Heavy cream or coconut cream: Just a touch rounds out the acidity of the tomatoes and peppers while adding a silky mouthfeel.

Instructions

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Char those peppers:
Arrange your red pepper halves skin-side up and roast until their skins blister and blacken around the edges. The charring is where all that wonderful smoky depth comes from, so dont rush this step.
Make those crunchy croutons:
Toss your bread cubes in olive oil and seasonings until each piece is lightly coated. Spread them out so they have breathing room on the baking sheet, otherwise they steam instead of crisp.
Build the flavor base:
Sautéing the onions, garlic, and carrots until theyre soft and fragrant creates the foundation for the soup. When you add the spices, that brief toasting moment releases their essential oils.
Blend to perfection:
Patience during blending rewards you with a velvety texture. If using a standard blender, fill it only halfway for each batch to prevent hot soup explosions.
Garnish with intention:
The contrast of the warm soup with the crispy croutons is magical. Add fresh herbs just before serving so they stay vibrant and aromatic.
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A warm bowl of Roasted Red Pepper Soup garnished with fresh parsley and a swirl of cream. Pin it
A warm bowl of Roasted Red Pepper Soup garnished with fresh parsley and a swirl of cream. | pantryflux.com

On my birthday last year, instead of going out, friends surprised me at home with wine and fresh bread. I quickly whipped up this soup, doubling the harissa because this particular group loves spice. Watching everyone dunk their bread into the vibrant red bowls, talking and laughing in my tiny kitchen, I realized some of the best celebrations happen spontaneously around simple, heartfelt food.

Making It Ahead

This soup actually improves after a day in the refrigerator, as the flavors have time to meld and deepen. Ive found it keeps beautifully for up to three days, though the vivid color starts to darken slightly. Just reheat it gently on the stovetop, adding a splash of broth if its thickened too much. Always store the croutons separately in an airtight container to maintain their crunch.

Seasonal Adaptations

In summer when red peppers are at their peak, I often grill them outdoors instead of roasting in the oven, which adds an irresistible smokiness and keeps the kitchen cool. During winter months, I sometimes add a diced potato for extra heartiness or substitute fire-roasted canned tomatoes when fresh options are lackluster. The soup brightens dreary February days with its color alone, not to mention its warming properties.

Serving Suggestions

Though perfect on its own, this soup creates a memorable meal when paired with complementary dishes. My Mediterranean-inspired favorites include a simple Greek salad with chunks of feta, or warm flatbread brushed with olive oil and za'atar.

  • For a light lunch, serve smaller portions alongside grilled cheese sandwiches made with sharp cheddar and a thin spread of harissa.
  • Transform it into dinner by topping each bowl with a spoonful of cooked quinoa and some roasted chickpeas for protein.
  • Remember to serve any remaining croutons in a separate bowl so guests can add them as they eat, keeping them crispy until the last spoonful.
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Close-up of Roasted Red Pepper Soup topped with crispy croutons, highlighting its rich red color. Pin it
Close-up of Roasted Red Pepper Soup topped with crispy croutons, highlighting its rich red color. | pantryflux.com

Whether served as an elegant starter or a cozy main course, this roasted red pepper soup never fails to bring warmth to the table. Its the kind of recipe that feels like sharing a secret with those you cook for.

Recipe FAQs

Can I make this soup ahead of time?

Yes, the soup actually develops deeper flavor when made ahead. Prepare up to 3 days in advance, store in the refrigerator, and reheat gently. Add croutons just before serving to maintain their crunch.

Is this soup freezer-friendly?

The soup base freezes beautifully for up to 3 months. Cool completely before transferring to airtight containers. Thaw overnight in the refrigerator and reheat on the stovetop. Prepare fresh croutons when serving.

What can I use instead of harissa?

If harissa is unavailable, substitute with a mixture of tomato paste, smoked paprika, and cayenne pepper. Alternatively, use roasted red pepper paste with a pinch of chili flakes for similar depth and gentle heat.

How do I get the smoothest texture?

Use a high-powered blender or immersion blender for 2-3 minutes. For extra refinement, pass the puréed soup through a fine-mesh sieve. This step removes any remaining fibers for restaurant-quality silkiness.

Can I grill the peppers instead of roasting?

Absolutely. Grilling over direct medium-high heat for 15-20 minutes, turning occasionally, adds even more smoky char flavor. The skin will blacken and blister, making it easy to peel once cooled.

What bread works best for croutons?

Day-old sourdough, ciabatta, or rustic country bread hold up beautifully. Sturdy bread with tight texture creates the crunchiest croutons that won't become soggy quickly in the hot soup.

Roasted Red Pepper Soup With Crispy Croutons

Velvety red pepper soup spiced with harissa, topped with golden garlic croutons for satisfying crunch.

Prep time
20 minutes
Cook time
40 minutes
Total time
60 minutes
Created by Oliver Dawson


Skill level Easy

Cuisine Mediterranean

Makes 4 Portions

Dietary details Vegetarian

What you'll need

Soup Base

01 4 large red bell peppers, halved and seeded
02 1 medium yellow onion, chopped
03 2 cloves garlic, minced
04 1 medium carrot, peeled and diced
05 3 tablespoons olive oil, divided
06 1 tablespoon harissa paste
07 1 teaspoon smoked paprika
08 1 teaspoon ground cumin
09 3 cups vegetable broth
10 1 can (14 ounces) diced tomatoes
11 1 teaspoon salt, or to taste
12 ½ teaspoon freshly ground black pepper
13 1 teaspoon sugar, optional
14 ¼ cup heavy cream or coconut cream, optional

Crispy Croutons

01 2 cups day-old bread, cut into ½-inch cubes
02 2 tablespoons olive oil
03 ½ teaspoon garlic powder
04 ½ teaspoon dried oregano
05 ¼ teaspoon salt

Garnish

01 Fresh parsley or cilantro, chopped
02 Extra harissa or cream, optional

Directions

Step 01

Roast the Red Peppers: Preheat oven to 425°F. Arrange red pepper halves skin side up on a baking sheet. Drizzle with 1 tablespoon olive oil. Roast for 25-30 minutes until skins are charred and peppers are soft.

Step 02

Prepare the Croutons: Toss bread cubes with 2 tablespoons olive oil, garlic powder, oregano, and ¼ teaspoon salt. Spread on a separate baking tray. Bake for 10-12 minutes, tossing once, until golden and crispy. Set aside.

Step 03

Cool and Peel Peppers: Once peppers are cool enough to handle, peel and discard the charred skins.

Step 04

Sauté Aromatics: In a large pot, heat remaining 1 tablespoon olive oil over medium heat. Add onion, garlic, and carrot. Sauté for 5-7 minutes until softened.

Step 05

Bloom Spices: Stir in harissa, smoked paprika, and cumin. Cook for 1 minute until fragrant.

Step 06

Simmer Soup: Add roasted peppers, diced tomatoes with juice, vegetable broth, salt, pepper, and sugar. Bring to a boil, reduce heat, and simmer for 15 minutes.

Step 07

Blend Soup: Remove from heat. Use an immersion blender to purée until silky smooth, or transfer to a blender in batches.

Step 08

Finish and Season: Stir in cream or coconut cream if using. Taste and adjust seasoning as needed.

Step 09

Plate and Serve: Ladle soup into bowls. Top with crispy croutons, fresh herbs, and a swirl of extra harissa or cream if desired.

Gear you’ll need

  • Baking sheets
  • Chef's knife
  • Cutting board
  • Large soup pot
  • Immersion blender or blender
  • Wooden spoon

Allergy info

Review ingredients for potential allergens, and seek advice from a healthcare provider if you’re unsure.
  • Contains gluten in croutons; substitute gluten-free bread if needed
  • Contains dairy if using heavy cream; use coconut cream for dairy-free version
  • Check harissa paste for potential allergens including nuts or gluten depending on brand

Nutrition info (per serving)

Nutritional info is for your reference and shouldn’t replace advice from a doctor.
  • Calories: 320
  • Fat content: 15 g
  • Carbohydrates: 39 g
  • Protein: 7 g