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Cozy Roasted Cauliflower Soup
This roasted cauliflower soup transforms humble cauliflower into a creamy, luxurious bowl of comfort. Roasting the vegetables first creates deep, caramelized flavors that make this soup incredibly satisfying. Perfect for chilly evenings or when you need a nutritious meal that feels like a warm hug.
Why You'll Love This Recipe
- Rich, creamy texture without heavy cream thanks to coconut milk that creates silky smoothness
- Roasting develops complex, nutty flavors that simple boiling can’t achieve
- Budget-friendly recipe using affordable ingredients that costs under $8 to make
- Packed with nutrients including vitamin C, fiber, and antioxidants for immune support
- Naturally vegan and gluten-free, making it perfect for various dietary needs
Why This Roasted Cauliflower Soup Recipe Works
The secret lies in roasting the cauliflower at high heat before blending. This technique caramelizes the natural sugars, creating depth that steamed or boiled cauliflower lacks. The roasted garlic adds sweetness while coconut milk provides richness without dairy.
This method also concentrates flavors by removing excess moisture. The result is a soup that tastes complex despite using just six ingredients. It’s perfect for meal prep since flavors improve overnight, making it ideal for busy weeknights or family gatherings.
What You’ll Need for Perfect Roasted Cauliflower Soup
Ingredients
Ingredient | Quantity (Approx) | Purpose / Notes |
---|---|---|
Cauliflower head | 1 medium (1.5 lbs) | Main base, provides creamy texture when roasted |
Garlic cloves | 6 whole | Adds sweet, mellow flavor when roasted |
Vegetable broth | 4 cups low-sodium | Creates soup consistency, adds savory depth |
Yellow onion | 1 medium, chopped | Provides aromatic base and natural sweetness |
Coconut milk | 1 cup full-fat | Creates creamy richness without dairy |
Olive oil | 2 tablespoons | For roasting and sautéing vegetables |
Tools
Tool | Purpose |
---|---|
Baking sheet | For roasting cauliflower evenly at high heat |
Large pot | Sautéing onions and combining all ingredients |
Immersion blender | Creates smooth, creamy texture directly in pot |
Aluminum foil | Wraps garlic for gentle roasting |
How to Make Cozy Roasted Cauliflower Soup
Step | Instructions |
---|---|
1. Prep and Preheat | Preheat oven to 400°F (200°C). Line baking sheet with parchment paper for easy cleanup. |
2. Season Cauliflower | Toss cauliflower florets with olive oil, salt, and pepper in large bowl until evenly coated. |
3. Roast Vegetables | Spread cauliflower on baking sheet. Wrap garlic in foil with olive oil. Roast 25-30 minutes until golden. |
4. Sauté Onion | Heat olive oil in large pot over medium heat. Cook onion 5 minutes until translucent and fragrant. |
5. Combine Ingredients | Add roasted vegetables, broth, and coconut milk to pot. Bring to gentle simmer. |
6. Blend and Serve | Use immersion blender until completely smooth. Season with salt and pepper. Serve hot with olive oil drizzle. |
Chef's Helpful Tips
- Don’t overcrowd the baking sheet – spread cauliflower in single layer for even browning
- Roast until edges are golden brown for maximum flavor development and caramelization
- Use full-fat coconut milk for richest texture – light versions won’t provide same creaminess
- Blend in batches if using regular blender to avoid hot liquid overflow accidents
- Taste and adjust seasoning after blending since roasted vegetables can vary in saltiness
Serving and Storage Tips for Roasted Cauliflower Soup
Serving Tips
Serve this soup hot with a drizzle of olive oil and fresh herbs like thyme or parsley. It pairs beautifully with crusty bread or lighter fare for a complete meal.
For special occasions, garnish with roasted cauliflower florets, toasted seeds, or a swirl of coconut milk. The soup works wonderfully as a starter for dinner parties or as a comforting lunch.
Store leftovers in the refrigerator for up to 4 days. The flavors actually improve overnight. Reheat gently on the stovetop, adding extra broth if needed. This soup also freezes well for up to 3 months.
Mistakes to Avoid while making Roasted Cauliflower Soup
Don’t skip the roasting step – it’s crucial for developing deep flavors. Steaming or boiling cauliflower won’t give the same rich taste that makes this soup special.
Avoid using light coconut milk, which won’t provide the creamy richness needed. Full-fat coconut milk is essential for proper texture and mouthfeel.
Don’t over-blend the soup, which can make it gluey. Blend just until smooth for the best consistency. Also, be careful not to underseason – roasted vegetables need adequate salt to bring out their flavors.
You Must Know
- Always taste and adjust seasoning after blending since roasted vegetables can vary in natural saltiness
- Let soup cool slightly before blending to prevent dangerous splattering of hot liquid
- Coconut milk can separate when reheated – whisk gently to recombine for smooth texture
- Fresh cauliflower works best – frozen tends to release excess water and affects final consistency
Suggestions for Roasted Cauliflower Soup
Transform this basic recipe by adding curry powder and ginger for an Indian-inspired version. The warm spices complement the roasted cauliflower beautifully and create an exotic flavor profile.
For extra richness, stir in cream cheese or cashew cream before serving. You can also add roasted red peppers for color and sweetness, or incorporate fresh herbs like sage or rosemary.
Make it heartier by adding white beans or chickpeas for protein. This turns the soup into a complete meal. For more inspiration, check out this four-ingredient version or this curry-spiced variation.
FAQs:
Yes, this soup actually tastes better the next day as flavors meld together. Store in the refrigerator for up to 4 days or freeze for up to 3 months. Reheat gently and add broth if needed.
You can use heavy cream, cashew cream, or even whole milk for richness. However, coconut milk provides the best dairy-free creaminess and subtle sweetness that complements roasted vegetables.
Ensure cauliflower is properly roasted until golden and caramelized. Don’t skip this step, and avoid adding too much broth at once. You can always thin it out later if needed.
Fresh cauliflower works best for roasting as frozen tends to release excess water and won’t caramelize properly. If using frozen, thaw completely and pat dry before roasting to remove moisture.
Properly stored roasted cauliflower soup lasts up to 3 months in the freezer. Cool completely before freezing, and leave space for expansion. Thaw overnight in refrigerator before reheating.
Conclusion
This roasted cauliflower soup proves that simple ingredients can create extraordinary results. The roasting technique transforms ordinary cauliflower into a luxurious, creamy soup that’s both nutritious and satisfying.
Perfect for meal prep, family dinners, or when you want something comforting yet healthy, this recipe delivers every time. The combination of roasted vegetables and coconut milk creates a restaurant-quality soup you can easily make at home.
Try this recipe today and discover how roasting elevates simple vegetables into something truly special. Your kitchen will smell amazing, and you’ll have a delicious, warming soup that’s perfect for any season.
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📖 Recipe Card

Roasted Cauliflower Soup
- Total Time: 45 minutes
- Yield: 4 servings 1x
Description
A creamy and flavorful roasted cauliflower soup made with caramelized vegetables, coconut milk, and aromatic herbs. This dairy-free soup delivers rich, comforting flavors perfect for any season.
Ingredients
- 1 medium (1.5 lbs) Cauliflower head
- 6 whole Garlic cloves
- 4 cups low-sodium Vegetable broth
- 1 medium, chopped Yellow onion
- 1 cup full-fat Coconut milk
- 2 tablespoons Olive oil
Instructions
- Prep and Preheat: Preheat oven to 400°F (200°C). Line baking sheet with parchment paper for easy cleanup.
- Season Cauliflower: Toss cauliflower florets with olive oil, salt, and pepper in large bowl until evenly coated.
- Roast Vegetables: Spread cauliflower on baking sheet. Wrap garlic in foil with olive oil. Roast 25-30 minutes until golden.
- Sauté Onion: Heat olive oil in large pot over medium heat. Cook onion 5 minutes until translucent and fragrant.
- Combine Ingredients: Add roasted vegetables, broth, and coconut milk to pot. Bring to gentle simmer.
- Blend and Serve: Use immersion blender until completely smooth. Season with salt and pepper. Serve hot with olive oil drizzle.
Notes
- Don’t overcrowd the baking sheet – spread cauliflower in single layer for even browning and maximum caramelization
- Use full-fat coconut milk for richest texture – light versions won’t provide the same creamy consistency
- Blend in batches if using regular blender to avoid hot liquid overflow accidents and ensure safety
- Taste and adjust seasoning after blending since roasted vegetables can vary in saltiness and flavor intensity
- 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: 9g
- Unsaturated Fat: 5g
- Trans Fat: 0g
- Carbohydrates: 12g
- Fiber: 4g
- Protein: 5g
- Cholesterol: 0mg
Keywords: roasted cauliflower soup, dairy-free soup, vegetarian soup, coconut milk soup, healthy soup recipe, roasted vegetables