Roasted Red Pepper Soup With Crispy Croutons

Featured in: Golden Flavors

This vibrant bowl delivers the perfect balance of silky texture and satisfying crunch. The foundation begins with charred red peppers roasted until their skins blacken and blister, concentrating their natural sweetness. Aromatic onion, garlic, and carrot build depth, while harissa paste, smoked paprika, and ground cumin weave layers of gentle warmth throughout the velvety base.

The homemade croutons transform day-old bread into golden cubes seasoned with garlic powder and dried oregano, creating the ideal textural counterpoint to each spoonful. An optional swirl of cream adds luxurious richness, though the soup remains equally satisfying with coconut cream for a dairy-free version. Perfect alongside crusty bread or a crisp Sauvignon Blanc.

Updated on Tue, 27 Jan 2026 12:36:00 GMT
A bowl of Roasted Red Pepper Soup, garnished with fresh parsley and golden crispy croutons, perfect for cozy lunches. Save
A bowl of Roasted Red Pepper Soup, garnished with fresh parsley and golden crispy croutons, perfect for cozy lunches. | sugarprairie.com

There's something about the smell of charred peppers that stops me mid-afternoon, makes me pause whatever I'm doing. My neighbor mentioned this soup one October when the farmers market had more red peppers than anyone knew what to do with, and I decided to roast a batch just to see what would happen. That first spoonful, creamy and slightly smoky with that unexpected kick of harissa, became the moment I realized soup didn't have to be ordinary.

I made this for a dinner party once when I was nervous about impressing my partner's coworkers, and watching their expressions when they tasted it—that quiet moment of genuine surprise—reminded me why I love cooking. The soup somehow made the evening feel less about performance and more about sharing something real.

Ingredients

  • Red bell peppers: The heart of this soup; roasting them concentrates their sweetness and adds a subtle char that transforms them into something deeper than raw.
  • Harissa paste: A North African staple that brings warmth and complexity without requiring you to stand over spices for an hour.
  • Smoked paprika: This is where the dish gets its personality; don't skip it or use regular paprika as a stand-in.
  • Yellow onion, garlic, and carrot: The quiet foundation that builds flavor in the background while the peppers do their thing.
  • Vegetable broth and canned tomatoes: Quality here matters more than you'd think; I learned this the expensive way by using the cheapest broth once.
  • Heavy cream or coconut cream: Optional but worth it; the richness catches the spice and makes the soup feel like something you'd order at a restaurant.
  • Day-old bread for croutons: Stale bread actually works better here because it's denser and crisps up better than soft fresh bread.

Instructions

Product image
Track cooking times accurately for baking, boiling, roasting, and multitasking recipes without overcooking.
Check price on Amazon
Roast the peppers until their skins blacken:
Line a baking sheet with the pepper halves skin-side up, drizzle with olive oil, and let them go at 425°F until the skin blisters and darkens—you'll notice the kitchen fill with a smell that makes you want to cancel all plans just to stay and cook. This takes about 25 to 30 minutes, and yes, some charring is exactly what you want.
Toast the croutons while peppers finish:
Toss bread cubes with olive oil, garlic powder, oregano, and salt, then spread them on another tray and bake for 10 to 12 minutes until they're golden and actually crispy all the way through. Stir them once halfway through so they brown evenly.
Cool and peel the roasted peppers:
Once they're cool enough to handle, the charred skin should slip off easily under your fingers—if it doesn't, they needed another few minutes roasting. This step feels almost meditative once you get the rhythm of it.
Build the base flavor in a pot:
Heat olive oil over medium heat and sauté the onion, garlic, and carrot until they're soft and starting to smell incredible, which takes about 5 to 7 minutes. Then stir in the harissa, smoked paprika, and cumin and let them bloom for exactly one minute—you'll feel it when the spices wake up.
Add everything and simmer gently:
Pour in the roasted peppers, tomatoes with their juice, vegetable broth, and seasonings, then bring to a boil before lowering the heat to a gentle simmer for 15 minutes. This isn't a rushed step; the flavors need time to get to know each other.
Blend until absolutely silky:
An immersion blender makes this easy to do right in the pot, but if you're using a regular blender, work in batches and be careful with the hot liquid. The goal is a soup with no texture, just pure velvety richness.
Finish and taste thoughtfully:
Stir in cream if you're using it, then taste before you serve—this is when you might want to add a pinch more salt or a pinch of sugar to balance the acidity from the tomatoes.
Product image
Track cooking times accurately for baking, boiling, roasting, and multitasking recipes without overcooking.
Check price on Amazon
Creamy Roasted Red Pepper Soup swirled with harissa and topped with crunchy homemade croutons on a rustic table. Save
Creamy Roasted Red Pepper Soup swirled with harissa and topped with crunchy homemade croutons on a rustic table. | sugarprairie.com

There was an afternoon when my six-year-old nephew tried this soup and declared it "fancy," which made me laugh until I realized he meant it as a genuine compliment. That's when I knew this recipe had become something bigger than technique—it was a dish that made people feel like they were being cared for.

Why Harissa Matters Here

Harissa is a Tunisian chili paste made from roasted red peppers, garlic, spices, and olive oil, and it's become my secret weapon for adding depth without making something taste spicy-hot. It works differently than hot sauce or chili powder because its warmth is smooth and integrated rather than sharp. I learned this by accident when I first made this soup and couldn't figure out why it tasted so much more interesting than my usual pepper soups, then realized the harissa was doing most of the heavy lifting.

The Crouton Difference

Homemade croutons are one of those small efforts that feels ridiculously worth it the moment you bite into them. Store-bought ones taste like they learned about bread from a textbook, whereas even basic bread becomes something crispy and toasted when you bake it yourself. What changed my approach was realizing that day-old bread—slightly stale—actually works better because it soaks up the oil evenly and crisps rather than just getting warm and chewy.

Serving Suggestions and Variations

This soup is flexible in ways that make it easy to keep making it without it feeling repetitive. Some days I finish it with a swirl of pomegranate molasses for tang, other times I add a dollop of Greek yogurt instead of cream for something lighter. It works equally well as a first course at dinner or as the kind of lunch you eat at your desk and feel genuinely good about.

  • For extra smokiness, roast the peppers over an open flame if you have a gas stove, or even add a pinch of chipotle powder to the finished soup.
  • Make it fully vegan by using coconut cream instead of dairy, and taste carefully because coconut cream can change how the spices register on your palate.
  • Leftover soup keeps for four days in the fridge and tastes even better the next day once the flavors have settled into each other.
Product image
Keep spatulas, spoons, and cooking tools organized and within reach while preparing meals.
Check price on Amazon
Vibrant Roasted Red Pepper Soup served warm in a white bowl, garnished with cilantro and extra crispy croutons. Save
Vibrant Roasted Red Pepper Soup served warm in a white bowl, garnished with cilantro and extra crispy croutons. | sugarprairie.com

This soup has somehow become the thing I make when I want to feel like I'm taking care of someone, including myself. There's something about the combination of effort and comfort that makes it feel like more than just dinner.

Kitchen Help

Can I make this soup ahead of time?

Absolutely. The soup actually develops deeper flavors when made 1-2 days ahead. Store in an airtight container in the refrigerator, then gently reheat on the stove. Prepare fresh croutons just before serving to maintain their crispy texture.

What can I use instead of harissa?

Sriracha, Calabrian chili paste, or even a teaspoon of smoked paprika with a pinch of cayenne can replicate the heat. Adjust quantities based on your spice tolerance and desired warmth level in the finished bowl.

How do I roast peppers without an oven?

Place pepper halves directly over a gas burner flame, turning frequently with tongs until all sides are charred. Alternatively, use a kitchen torch or broil them in your oven under high heat, watching closely to prevent burning.

Can I freeze this soup?

Yes, the soup freezes beautifully for up to 3 months. Cool completely before transferring to freezer-safe containers, leaving space for expansion. Thaw overnight in the refrigerator, then reheat gently. Skip adding cream until after reheating.

What bread works best for croutons?

Day-old sourdough, baguette, or rustic country bread provide excellent structure and flavor. Avoid soft sandwich bread which may become mushy. Stale bread actually yields crispier results as it holds less moisture.

How can I make this thicker?

Simmer uncovered for an additional 10-15 minutes to reduce and concentrate. You can also add a peeled, diced potato during the sauté step, which naturally thickens while remaining subtle in flavor.

Roasted Red Pepper Soup With Crispy Croutons

Silky smooth soup with roasted peppers, aromatic spices, and golden croutons for perfect texture contrast.

Setup duration
20 min
Heat duration
40 min
Complete duration
60 min
Created by Molly Evans

Classification Golden Flavors

Complexity Easy

Heritage Mediterranean

Output 4 Portions

Nutrition guidelines Meat-free

Components

For the Soup

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 2 tablespoons olive oil
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 0.5 teaspoon freshly ground black pepper
13 1 teaspoon sugar, optional
14 0.25 cup heavy cream or coconut cream, optional

For the Crispy Croutons

01 2 cups day-old bread, cut into 0.5-inch cubes
02 2 tablespoons olive oil
03 0.5 teaspoon garlic powder
04 0.5 teaspoon dried oregano
05 0.25 teaspoon salt

For Garnish

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

Method steps

Phase 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 to 30 minutes until skins are charred and peppers are tender.

Phase 02

Prepare the Croutons: Toss bread cubes with 2 tablespoons olive oil, garlic powder, oregano, and 0.25 teaspoon salt. Spread on a separate baking tray. Bake for 10 to 12 minutes, tossing once, until golden and crispy. Set aside.

Phase 03

Cool and Peel Peppers: Allow roasted peppers to cool until handleable. Peel away and discard charred skins.

Phase 04

Sauté Aromatics: In a large pot, heat 1 tablespoon olive oil over medium heat. Add chopped onion, minced garlic, and diced carrot. Sauté for 5 to 7 minutes until vegetables are softened.

Phase 05

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

Phase 06

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

Phase 07

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

Phase 08

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

Phase 09

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

Kitchen tools needed

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

Dietary concerns

Review ingredients carefully for potential allergens and seek professional medical guidance if uncertain.
  • 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 for potential allergens including nuts or gluten depending on brand.

Dietary breakdown (per portion)

Values shown are estimates only - consult healthcare providers for specific advice.
  • Energy: 320
  • Fats: 15 g
  • Carbohydrates: 39 g
  • Proteins: 7 g