Roasted Red Pepper Soup With Crispy Croutons

Featured in: Weeknight Dinners

This vibrant soup brings together sweet charred red peppers, warm North African spices, and satisfying crunch. The peppers roast until deeply caramelized, then blend with onions, garlic, and aromatic harissa into a silky bowl. Homemade croutons baked with garlic and oregano add the perfect texture contrast. Ready in just over an hour, this makes an elegant starter or comforting main course.

Updated on Wed, 28 Jan 2026 15:20:00 GMT
Roasted Red Pepper Soup With Crispy Croutons served in a rustic white bowl, garnished with fresh parsley and a swirl of cream. The golden, crunchy croutons add texture to the velvety red soup. Save
Roasted Red Pepper Soup With Crispy Croutons served in a rustic white bowl, garnished with fresh parsley and a swirl of cream. The golden, crunchy croutons add texture to the velvety red soup. | aeroskillet.com

I remember the rain drumming against the kitchen window while the smell of roasting peppers filled every corner of my apartment. It was one of those Sundays where the light faded too early and I needed something vibrant to fight the gloom. After years of settling for tinned soup I finally realized that charring the skins myself was the secret to that deep smoky sweetness. This bowl feels like a warm hug from the inside out.

One evening I served this to a friend who swore they hated peppers but the smell of the toasted cumin won them over before the first spoonful. We ended up sitting on the floor by the radiator dipping extra bread into the pot because the bowls simply were not enough. It is the kind of meal that turns a casual Tuesday into something that feels intentional and cared for.

Ingredients

  • Red bell peppers: Look for heavy peppers with smooth skin for the easiest peeling after they roast.
  • Yellow onion: This provides a steady base of sweetness that balances the heat of the spices.
  • Harissa paste: This North African spice blend provides a shortcut to deep flavor without needing a dozen different jars.
  • Smoked paprika: This doubles down on the charred flavor of the peppers even if you roast them in a standard oven.
  • Vegetable broth: Use a low sodium version so you can control the final seasoning yourself.
  • Day old bread: Stale bread actually works better than fresh because it absorbs the olive oil and crisps up like a dream.

Instructions

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Blistering the peppers:
Lay the pepper halves flat on the tray and watch for the skin to bubble and blacken under the heat. This char is exactly where that deep campfire flavor comes from.
Toasting the crunch:
Toss the bread cubes in the spiced oil until every nook is coated then bake until they sound like pebbles when shaken. Keep a close eye on them during the last few minutes so they do not burn.
The peeling process:
Let the peppers cool enough to handle before gently pulling away the blackened skins. Throw the skins away so you are left with just the soft and smoky flesh.
The flavor base:
Saute your onions and carrots until they are translucent and sweet while the garlic begins to smell like heaven. You want them soft but not browned for the best texture.
Blooming the spices:
Stir in the harissa and cumin to let the heat of the pan wake up all those dormant oils. This step only takes a minute but it changes the entire depth of the soup.
The big simmer:
Pour in the broth and tomatoes then let everything mingle until the carrots are tender enough to crush with a spoon. These slow bubbles help the peppers release their natural sugars into the liquid.
Creating the silk:
Use your immersion blender to whirl the mixture into a vibrant orange sea that looks as smooth as glass. If you want it even thinner you can add a splash more broth at this stage.
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I once forgot the croutons in the oven and had to start over but the second batch with extra oregano was a total revelation. Now I purposely bake them a minute longer to get that deep mahogany color that looks so beautiful against the orange soup.

Making It Smoky

If you want more smoke you can char the peppers over a gas flame before putting them in the oven. This adds those tiny black specks of flavor that tell everyone this soup was made by hand.

The Perfect Texture

Achieving that perfect velvet consistency depends entirely on how long you let the blender run. I usually go for an extra minute even after it looks smooth just to ensure there are no stray bits of carrot left.

Finishing the Bowl

The way you present this soup can turn a simple lunch into a real event. I like to keep things interactive by putting the garnishes in the middle of the table.

  • Drizzle a little extra virgin olive oil over the top for a professional finish.
  • Add a squeeze of fresh lemon juice if you find the flavors are too heavy.
  • Keep the croutons in a separate bowl until the very last second to preserve their snap.
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A top-down view of Roasted Red Pepper Soup With Crispy Croutons, featuring homemade croutons and fresh herbs. The vibrant orange puree sits in a dark ceramic bowl, perfect for a cozy lunch. Save
A top-down view of Roasted Red Pepper Soup With Crispy Croutons, featuring homemade croutons and fresh herbs. The vibrant orange puree sits in a dark ceramic bowl, perfect for a cozy lunch. | aeroskillet.com

This soup has a way of making the table feel smaller and the conversation feel closer. Enjoy every smoky spoonful and do not forget to scrape the bottom of the bowl.

Recipe Q&A

Can I make this soup ahead of time?

Yes, prepare up to 3 days in advance and store in the refrigerator. The flavors actually deepen and improve after resting. Reheat gently over medium-low heat, adding a splash of broth if needed to adjust consistency.

How do I roast red peppers without an oven?

Place peppers directly over a gas burner flame, turning frequently with tongs until all sides are charred black (about 5-7 minutes). Transfer to a bowl, cover with plastic wrap, and let steam for 10 minutes before peeling.

What can I substitute for harissa?

Try equal parts smoked paprika and cayenne pepper, or use roasted red pepper flakes with a touch of tomato paste. Sriracha works but adds a different flavor profile—reduce slightly to maintain the balance.

How do I make the croutons gluten-free?

Use day-old gluten-free bread cut into cubes. Sourdough gluten-free bread holds up particularly well during baking. Follow the same seasoning and baking instructions—timing may vary slightly depending on your bread choice.

Can I freeze this soup?

Absolutely. Cool completely, then freeze in airtight containers for up to 3 months. The texture remains remarkably smooth after thawing. For best results, add the cream after reheating rather than before freezing.

What other garnishes work well?

Try toasted pumpkin seeds, a dollop of Greek yogurt, roasted chickpeas, or a drizzle of basil oil. Fresh basil, chives, or mint also complement the Mediterranean flavors beautifully.

Roasted Red Pepper Soup With Crispy Croutons

Silky soup with roasted peppers, aromatic spices, and crunchy homemade croutons for a satisfying Mediterranean meal.

Prep Duration
20 minutes
Time to Cook
40 minutes
Total Duration
60 minutes
Created by Brooke Williams


Skill Level Easy

Cuisine Mediterranean

Makes 4 Portions

Diet Info Vegetarian-Friendly

What You'll Need

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 (14 oz) can diced tomatoes
11 1 teaspoon salt, or to taste
12 ½ teaspoon freshly ground black pepper
13 1 teaspoon sugar (optional, to balance acidity)
14 ¼ cup heavy cream or coconut cream (optional, for richness)

For the 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

For Garnish

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

How-To Steps

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, and 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 salt. Spread on a separate baking tray and 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 the remaining 1 tablespoon olive oil over medium heat. Add chopped onion, minced garlic, and diced carrot. Sauté for 5–7 minutes until softened.

Step 05

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

Step 06

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

Step 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 creamy.

Step 08

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

Step 09

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

Equipment Needed

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

Allergy Notice

Check every product used for allergens. If you're unsure, talk to a healthcare provider.
  • Contains gluten in croutons; substitute with gluten-free bread if needed
  • Contains dairy if using heavy cream; use coconut cream for dairy-free version
  • Check harissa for potential allergens as some brands may contain nuts or gluten

Nutrition Details (for each serving)

Nutritional values are general and not a substitute for professional medical counsel.
  • Energy: 320
  • Fats: 15 g
  • Carbohydrates: 39 g
  • Proteins: 7 g