Roasted Cauliflower Soup Recipe – Amazing Creamy Comfort Food

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Cozy Roasted Cauliflower Soup

This roasted cauliflower soup transforms simple ingredients into a velvety, comforting bowl of warmth. The roasting process caramelizes the cauliflower, creating deep, nutty flavors that make this soup irresistibly delicious. Perfect for chilly evenings, this recipe delivers restaurant-quality results with minimal effort.

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Why You'll Love This Recipe

  • The roasting process creates incredible depth of flavor that regular boiled cauliflower simply can’t match
  • Creamy coconut milk makes this soup naturally dairy-free while adding luxurious richness
  • Simple ingredients you likely already have in your kitchen create an elegant, satisfying meal
  • Ready in just 45 minutes with only 10 minutes of active prep time
  • Naturally low-carb and packed with nutrients, making it both healthy and indulgent

Why This Roasted Cauliflower Soup Recipe Works

The secret lies in roasting the cauliflower until golden brown. This technique develops complex flavors through caramelization, creating natural sweetness and depth. The roasted garlic adds aromatic richness without overpowering the delicate cauliflower taste.

Coconut milk provides the perfect creamy base without dairy, while vegetable broth keeps the soup light yet satisfying. The combination creates a silky texture that feels indulgent but remains healthy. This roasting technique is what separates this soup from ordinary versions.

roasted cauliflower soup food photograph 1

What You’ll Need for This Roasted Cauliflower Soup

Ingredients

IngredientQuantity (Approx)Purpose / Notes
Cauliflower head1 medium (1.5 lbs)Main ingredient, provides creamy base when roasted
Garlic cloves6 wholeAdds aromatic depth and sweetness when roasted
Vegetable broth4 cups low-sodiumCreates soup base, controls consistency
Yellow onion1 mediumProvides savory foundation and natural sweetness
Coconut milk1 cup full-fatCreates creamy texture without dairy
Olive oil2 tablespoonsFor roasting and sautéing
Salt and pepperTo tasteEssential seasoning for flavor balance

Tools

ToolPurpose
Baking sheetFor roasting cauliflower and garlic evenly
Large potFor sautéing onions and simmering soup
Immersion blenderCreates smooth, creamy texture
Aluminum foilWraps garlic for gentle roasting
Parchment paperPrevents sticking during roasting

How to Make Cozy Roasted Cauliflower Soup

StepInstructions
1. Prep and PreheatPreheat oven to 400°F (200°C). Line baking sheet with parchment paper. Cut cauliflower into uniform florets.
2. Season CauliflowerToss cauliflower florets with olive oil, salt, and pepper in a bowl. Spread evenly on prepared baking sheet.
3. Prepare GarlicWrap whole garlic cloves in aluminum foil with a drizzle of olive oil. Place alongside cauliflower on baking sheet.
4. Roast VegetablesRoast for 25-30 minutes until cauliflower is golden brown and tender. Garlic should be soft and fragrant.
5. Sauté OnionHeat olive oil in large pot over medium heat. Add chopped onion and cook until translucent, about 5 minutes.
6. Combine and SimmerAdd roasted cauliflower, garlic, vegetable broth, and coconut milk to pot. Bring to a gentle simmer.
7. Blend Until SmoothUse immersion blender to puree soup until completely smooth. Adjust seasoning with salt and pepper.

Chef's Helpful Tips

  • Don’t overcrowd the baking sheet – this prevents proper browning and creates steam instead of caramelization
  • Taste the soup before blending to check if vegetables are properly seasoned from roasting
  • For extra richness, reserve some roasted cauliflower florets to stir in after blending for texture contrast
  • Adjust consistency with additional broth if too thick, or simmer uncovered to reduce if too thin
  • Let the soup rest for 5 minutes after blending to allow flavors to meld together perfectly

Serving and Storage Tips for Roasted Cauliflower Soup

Serving Tips

Serve this soup hot with a drizzle of extra virgin olive oil and freshly cracked black pepper. Fresh herbs like thyme or chives add a bright finishing touch. Crusty bread or crackers make excellent accompaniments.

For a heartier meal, pair with Ultimate Chicken Casserole or serve alongside a simple salad. The soup also works beautifully as an elegant starter for dinner parties.

Store leftovers in the refrigerator for up to 4 days. The soup freezes well for up to 3 months. Reheat gently on the stovetop, adding a splash of broth if needed to restore the original consistency.

roasted cauliflower soup food photograph 2

Mistakes to Avoid while making Roasted Cauliflower Soup

Avoid cutting cauliflower florets too small, as they’ll cook too quickly and won’t develop proper caramelization. Uniform sizing ensures even cooking and optimal flavor development.

Don’t skip the roasting step by boiling the cauliflower instead. This crucial technique creates the soup’s signature depth of flavor.

Resist over-blending, which can make the soup gluey. Blend just until smooth for the perfect creamy texture. Season gradually and taste frequently to avoid over-salting.

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You Must Know

  • Always use full-fat coconut milk for the richest, creamiest texture – light versions will make the soup thin and watery
  • Roasted garlic becomes sweet and mellow, but raw garlic will overpower the delicate cauliflower flavor
  • The soup will thicken as it cools, so adjust consistency while it’s still hot for best results
  • Fresh cauliflower works best – frozen cauliflower contains too much moisture and won’t caramelize properly

Suggestions for Roasted Cauliflower Soup

Transform this basic recipe by adding curry powder and ginger for an Indian-inspired version. Smoked paprika creates a Spanish twist, while fresh thyme adds Mediterranean flair.

For protein, stir in cooked chickpeas or white beans. Roasted nuts like almonds or hazelnuts provide delightful crunch when sprinkled on top. Consider pairing with Creamy Garlic Shrimp Pasta for a complete meal.

Make it more indulgent by swirling in additional coconut cream before serving. For lighter versions, use vegetable stock in place of some coconut milk while maintaining the creamy texture.

roasted cauliflower soup food photograph 3

FAQs:


Can I make roasted cauliflower soup ahead of time?

Yes, this soup actually improves in flavor when made ahead. Store in the refrigerator for up to 4 days or freeze for up to 3 months. Reheat gently and add broth if needed to adjust consistency.


What can I substitute for coconut milk in roasted cauliflower soup?

Heavy cream, cashew cream, or even whole milk work well as substitutes. For dairy-free options, try unsweetened almond milk blended with soaked cashews for creaminess.


How do I fix lumpy roasted cauliflower soup?

Strain the soup through a fine-mesh sieve or blend longer with an immersion blender. For extremely smooth results, use a regular blender in batches, which creates the silkiest texture.


Can I add other vegetables to roasted cauliflower soup?

Absolutely! Roasted carrots, parsnips, or leeks complement cauliflower beautifully. Add them to the baking sheet and roast together, adjusting cooking time as needed for even doneness.


Why is my roasted cauliflower soup too thin?

Simmer uncovered to reduce liquid, or blend in additional roasted cauliflower. You can also mix a small amount of cornstarch with cold broth and stir it in while simmering.


Conclusion

This roasted cauliflower soup proves that simple ingredients can create extraordinary results. The roasting technique transforms ordinary cauliflower into a luxurious, restaurant-quality soup that’s both healthy and satisfying.

Perfect for meal prep or entertaining, this versatile recipe adapts easily to different flavor profiles and dietary needs. The combination of caramelized vegetables, creamy coconut milk, and aromatic seasonings creates a comforting bowl that warms both body and soul.

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Roasted Cauliflower Soup


  • Author: Jennie Graham
  • Total Time: 45 minutes
  • Yield: 4 servings 1x

Description

A creamy and flavorful roasted cauliflower soup made with coconut milk, roasted garlic, and aromatic vegetables. This dairy-free soup delivers rich, caramelized flavors from perfectly roasted cauliflower.


Ingredients

Scale
  • 1 medium (1.5 lbs) Cauliflower head
  • 6 whole Garlic cloves
  • 4 cups low-sodium Vegetable broth
  • 1 medium Yellow onion
  • 1 cup full-fat Coconut milk
  • 2 tablespoons Olive oil
  • Salt and pepper to taste

Instructions

  • Prep and Preheat: Preheat oven to 400°F (200°C). Line baking sheet with parchment paper. Cut cauliflower into uniform florets.
  • Season Cauliflower: Toss cauliflower florets with olive oil, salt, and pepper in a bowl. Spread evenly on prepared baking sheet.
  • Prepare Garlic: Wrap whole garlic cloves in aluminum foil with a drizzle of olive oil. Place alongside cauliflower on baking sheet.
  • Roast Vegetables: Roast for 25-30 minutes until cauliflower is golden brown and tender. Garlic should be soft and fragrant.
  • Sauté Onion: Heat olive oil in large pot over medium heat. Add chopped onion and cook until translucent, about 5 minutes.
  • Combine and Simmer: Add roasted cauliflower, garlic, vegetable broth, and coconut milk to pot. Bring to a gentle simmer.
  • Blend Until Smooth: Use immersion blender to puree soup until completely smooth. Adjust seasoning with salt and pepper.

Notes

  • Don’t overcrowd the baking sheet – this prevents proper browning and creates steam instead of caramelization
  • For extra richness, reserve some roasted cauliflower florets to stir in after blending for texture contrast
  • Adjust consistency with additional broth if too thick, or simmer uncovered to reduce if too thin
  • Let the soup rest for 5 minutes after blending to allow flavors to meld together perfectly
  • Prep Time: 10 minutes
  • Cook Time: 35 minutes
  • Category: Soup
  • Method: Roasting
  • Cuisine: International

Nutrition

  • Serving Size: 1 serving
  • Calories: 185 calories
  • Sugar: 8g
  • Sodium: 320mg
  • Fat: 14g
  • Saturated Fat: 8g
  • Unsaturated Fat: 6g
  • Trans Fat: 0g
  • Carbohydrates: 12g
  • Fiber: 4g
  • Protein: 5g
  • Cholesterol: 0mg

Keywords: roasted cauliflower soup, dairy-free soup, coconut milk soup, vegetarian soup, healthy soup recipe

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