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Roasted Poblano Soup with Crema, Cilantro Stems, and Hot Sauce Recipe

Published: Oct 14, 2025 by Amelia · This post may contain affiliate links · Leave a Comment

Jump to Recipe· 4.2 from 75 reviews

If you love Mexican flavors with a cozy, comforting twist, you are going to adore this Roasted Poblano Soup with Crema, Cilantro Stems, and Hot Sauce Recipe. The magic lies not just in the smoky, roasted poblanos but in the creative garnishes that take this soup from simple to spectacular. The richness of the crema, the fresh brightness of cilantro stems, and the spicy punch of hot sauce come together beautifully, making every spoonful an exciting experience. It’s a wonderful recipe that’s both straightforward to prepare and deeply satisfying to eat, perfect for sharing with friends or savoring on a chilly evening.

Ingredients You'll Need

The image shows a wooden chopping board with bright green chopped herbs, mostly cilantro, spread in the middle. On the left side, whole cilantro bunches with green leaves and stems lie partially on the board. On the top right corner, thinly sliced green herbs are neatly arranged, and a small pile of finely chopped green stems is near the center edge. The wood texture of the board is warm brown with visible grain lines. The overall look is fresh and colorful, focusing on the green herbs. photo taken with an iphone --ar 4:5 --v 7

This recipe calls for a handful of simple, yet essential ingredients that each play a vital role. From the smoky depth of the roasted poblanos to the creamy butter and the gentle warmth of spices, every item in your pantry will add to the incredible flavor, texture, and color of this soup.

  • 4-5 poblano peppers: These bring the signature smoky and mild heat that forms the soup’s base.
  • 1 onion: Adds sweetness and a lovely depth when sautéed.
  • 4 garlic cloves: Infuses aromatic warmth to the broth.
  • 3 tablespoons butter: For that silky richness that rounds out the flavors.
  • 3 tablespoons all-purpose flour: Helps thicken the soup to a perfect, velvety consistency.
  • 4 cups stock: Provides the savory liquid foundation – chicken or vegetable stock both work great.
  • 2 teaspoons Mexican oregano (optional): Adds a subtle herbal note that elevates the profile.
  • Pinch of cumin (optional): Warms up the soup with an earthy undertone.
  • ½ teaspoon salt (plus to taste): Essential to enhance all the natural flavors.
  • Freshly ground black pepper: Gives a gentle kick of heat and complexity.
  • For the garnish: Finely chopped cilantro stems, Mexican crema (or heavy cream), hot sauce – these finishing touches are what turn this soup into an unforgettable dish.

How to Make Roasted Poblano Soup with Crema, Cilantro Stems, and Hot Sauce Recipe

Step 1: Roast the Poblanos

Start by rinsing the poblano peppers and spreading them out on a baking sheet. Roast them in a preheated oven at 400 degrees Fahrenheit. Halfway through roasting, be sure to flip the peppers to get an even char. After about 25 to 30 minutes total, your poblanos will be tender and charred, perfect for peeling.

Step 2: Prepare the Aromatics

In a medium saucepan, melt the butter over medium heat. Chop the onion roughly and add it to the pan, letting it soften and sweat for about 5 to 7 minutes. Next, mince the garlic cloves and toss them in, cooking just about a minute to release that wonderful fragrant punch without burning.

Step 3: Make the Roux and Simmer

Sprinkle the flour over the softened onions and garlic, stirring well to form a light roux. Slowly pour in your stock, stirring constantly to avoid lumps. Add Mexican oregano, cumin if you like, salt, and freshly ground pepper. Let the soup simmer gently for 7 to 8 minutes. This step builds the savory foundation and thickens the broth.

Step 4: Prep and Puree Poblanos

Once the poblanos have cooled enough to handle, peel off as much of the skin as you can; no stress if some bits stay on—it adds great color and texture. Remove stems and seeds, roughly chop the peppers, and add them to the saucepan. Heat everything through, then carefully transfer the mixture to a blender. Blend until smooth, holding a paper towel over the lid to prevent spills from hot air release.

Step 5: Final Simmer and Seasoning

Pour the blended soup back into the saucepan and allow it to simmer for another 5 to 10 minutes. This final step marries the flavors beautifully. Taste and adjust salt and pepper to your preference. This is where the soup really shines as a warm, comforting bowl of smoky goodness.

How to Serve Roasted Poblano Soup with Crema, Cilantro Stems, and Hot Sauce Recipe

A close-up of a creamy green soup served in a white bowl, topped with a swirl of white cream in a circular pattern. Small bright red drops of sauce are placed inside and near the swirl. Finely chopped green herbs or vegetables and a light sprinkle of coarse black pepper are scattered over the cream, adding texture and color contrast. The soup has a smooth, thick texture and the bowl is set on a white marbled surface. Photo taken with an iphone --ar 4:5 --v 7

Garnishes

Don’t skip the garnish — it’s the secret that transforms this soup! A drizzle of Mexican crema adds a cool, creamy contrast. Sprinkling finely chopped cilantro stems lends fresh herbal brightness, and a few dashes of your favorite hot sauce introduces a lively spicy acidity that perfectly balances the smoky poblanos. A grind of fresh black pepper finishes it off beautifully.

Side Dishes

This soup pairs wonderfully with warm, crusty bread or homemade tortillas to soak up every last drop. For a more substantial meal, a simple avocado salad or a side of Mexican street corn can complement the smoky, creamy flavors of the soup wonderfully.

Creative Ways to Present

Serve the soup in rustic bowls with a swirl of crema on top, then sprinkle cilantro stems as a fresh green contrast. Drizzle hot sauce artfully over the top for a pop of color and heat. Garnish with a wedge of lime on the side to let your guests add extra acidity. You can even add crispy tortilla strips or a sprinkle of toasted pumpkin seeds for texture.

Make Ahead and Storage

Storing Leftovers

Once cooled, store your leftover Roasted Poblano Soup with Crema, Cilantro Stems, and Hot Sauce Recipe in an airtight container in the refrigerator. It should keep deliciously for up to 3 days, making for an easy reheat when you want comfort food in a flash.

Freezing

This soup freezes beautifully. Pour portions into freezer-safe containers or bags and freeze for up to 3 months. Be sure to leave some space at the top for expansion. Freezing locks in the deep flavors and lets you enjoy your homemade soup whenever the craving strikes.

Reheating

To reheat, thaw in the refrigerator overnight or gently warm it over low heat on the stove, stirring occasionally. Adding a little extra crema or a squeeze of lime when serving will refresh the flavors and brighten the soup after freezing.

FAQs

Can I make this soup vegetarian?

Absolutely! Simply use vegetable stock instead of chicken stock, and the depth of flavor from the roasted poblanos and seasoning will still make this soup deliciously satisfying.

Are cilantro stems really edible and tasty?

Yes! Cilantro stems have a wonderful herbal aroma and taste as vibrant as the leaves, and they add a nice texture. Using stems is a great way to reduce waste and add an extra layer of fresh flavor to your soup.

How spicy is the Roasted Poblano Soup with Crema, Cilantro Stems, and Hot Sauce Recipe?

Poblanos are generally mild to medium in heat, so the soup has a pleasant warmth but is not overwhelmingly spicy. You can adjust the heat by using fewer poblanos or by choosing milder or hotter hot sauces for the garnish.

Can I prepare the soup ahead of time for a party?

Yes! This soup is fantastic made a day in advance as the flavors deepen overnight. Just reheat gently before serving and add the garnishes fresh for the best presentation.

Is the crema garnish necessary?

While optional, the crema adds a luxurious creaminess and balances the smoky heat perfectly. If you don’t have Mexican crema, a drizzle of sour cream or heavy cream works well too.

Final Thoughts

This Roasted Poblano Soup with Crema, Cilantro Stems, and Hot Sauce Recipe really is a standout dish that’s packed with flavor and texture, yet surprisingly easy to pull together. The combination of smoky peppers and bright garnishes creates a bowl that feels special and satisfying every time. I encourage you to try this recipe at home — it’s a cozy, tasty hug in a bowl that you and your loved ones will want to come back to again and again.

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Roasted Poblano Soup with Crema, Cilantro Stems, and Hot Sauce Recipe

Roasted Poblano Soup with Crema, Cilantro Stems, and Hot Sauce Recipe

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4.2 from 75 reviews

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This Roasted Poblano Soup is a flavorful Mexican-inspired dish that highlights the smoky taste of oven-roasted poblano peppers. The soup is creamy and comforting, made with a base of sautéed onions, garlic, and a buttery roux, simmered with stock and aromatic spices. The key to elevating this soup is the creative garnish of Mexican crema, cilantro stems, and a dash of hot sauce for acidity, which brings layers of freshness and heat.

  • Total Time: 1 hour
  • Yield: 3 servings

Ingredients

Main Ingredients

  • 4-5 poblano peppers
  • 1 onion, roughly chopped
  • 4 garlic cloves, minced
  • 3 tablespoons butter
  • 3 tablespoons all purpose flour
  • 4 cups chicken stock (or vegetable stock)
  • 2 teaspoons Mexican oregano (optional)
  • Pinch of cumin (optional)
  • ½ teaspoon salt, plus more to taste
  • Freshly ground black pepper, to taste

For the Garnish (optional)

  • Mexican crema or heavy cream
  • Finely chopped cilantro stems
  • Hot sauce (e.g. Valentina hot sauce)
  • Freshly ground black pepper

Instructions

  1. Roasting Poblanos: Rinse the poblano peppers and roast them in a preheated oven at 400°F (200°C). After 15 minutes, flip them to ensure even roasting. Roast for an additional 10-15 minutes until the skins are blistered and mostly roasted.
  2. Preparing the Base: In a medium saucepan over medium heat, melt 3 tablespoons of butter. Add the roughly chopped onion and sauté for 5-7 minutes until softened. Add the minced garlic cloves and cook for about one minute until fragrant.
  3. Making the Roux and Simmering: Stir in 3 tablespoons of all-purpose flour to the onion and garlic mixture, combining well to form a roux. Slowly add 4 cups of stock, stirring continuously to avoid lumps. Add 2 teaspoons of Mexican oregano, a pinch of cumin, ½ teaspoon salt, and freshly ground black pepper to taste. Bring to a simmer and cook for 7-8 minutes.
  4. Preparing Poblanos for Soup: Allow the roasted poblano peppers to cool slightly. Then peel off as much skin as possible, remove stems and seeds, and roughly chop the peppers. Add these chopped poblanos to the saucepan.
  5. Blending The Soup: Heat the mixture until all components are uniform temperature. Carefully transfer the hot soup mixture into a blender, holding a paper towel over the lid vent to prevent splattering, and blend until smooth.
  6. Finishing the Soup: Return the blended soup to the saucepan and simmer for another 5-10 minutes. Adjust seasoning by adding salt to taste, bearing in mind the saltiness of the stock used.
  7. Serving and Garnishing: Serve the soup immediately, garnished with a drizzle of Mexican crema or heavy cream, finely chopped cilantro stems, freshly ground black pepper, and a couple of dashes of hot sauce for acidity. Additional acidity options include lemon or lime juice or vinegar.

Notes

  • This soup is spicy due to the roasted poblanos. To reduce the heat, roast all the poblanos but initially add only half to two-thirds of them to the soup base. After blending, taste and add more if you desire more heat.
  • Homemade chicken stock is recommended for better control over sodium. Store-bought stocks can be saltier; adjust salt accordingly.
  • Valentina hot sauce adds acidity beautifully, but lemon or lime juice and vinegar are excellent alternatives.
  • The soup tastes better with crema used solely as a garnish rather than mixed inside.
  • Store leftovers in an airtight container in the refrigerator and consume within 3-4 days.
  • Author: Amelia
  • Prep Time: 30 minutes
  • Cook Time: 30 minutes
  • Category: Soup
  • Method: Baking
  • Cuisine: Mexican

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Hi, I’m so happy you’re here!

I'm Amelia, a 27-year-old recipe developer and former restaurant line cook living in Portland, Oregon. This is where I share recipes that actually work in real kitchens, tested by someone who's cooked through the chaos of Friday night dinner rush and the reality of weeknight exhaustion.

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