
Creamy Roasted Cauliflower Soup with Garlic Parmesan Swirl
Ready to turn humble cauliflower into a bowl of pure comfort? This Creamy Roasted Cauliflower Soup is silky, cozy, and packed with bold roasted garlic flavor. Oh, and the Parmesan swirl? It’s the luscious finishing touch you didn’t know you needed—let’s get cooking!
4.6 out of 5 (5 ratings)

Prep Time
15 minutes
Cook Time
40 minutes
Servings
4 servings
Cuisine
American
Ingredients
- •1 large head of cauliflower, cut into florets
- •1 medium onion, chopped
- •4 cloves garlic, minced
- •2 tablespoons olive oil
- •4 cups vegetable broth
- •1 cup heavy cream
- •1/2 cup grated Parmesan cheese
- •1/2 teaspoon dried thyme
- •1/4 teaspoon ground nutmeg
- •Salt and black pepper to taste
- •1 tablespoon fresh parsley, chopped (for garnish)
Instructions
- 1
Preheat the oven to 425°F (220°C).
- 2
Spread the cauliflower florets on a baking sheet and drizzle with 1 tablespoon of olive oil. Roast in the oven for 25-30 minutes, or until golden and tender.
- 3
In a large pot, heat the remaining 1 tablespoon of olive oil over medium heat.
- 4
Add the chopped onion and minced garlic, and sauté for 5-7 minutes until softened.
- 5
Add the roasted cauliflower to the pot along with the vegetable broth, dried thyme, and nutmeg. Bring to a boil, then reduce the heat and simmer for 10 minutes.
- 6
Remove the pot from heat and use an immersion blender to puree the soup until smooth. Alternatively, transfer the soup in batches to a blender and puree.
- 7
Stir in the heavy cream and 1/4 cup of Parmesan cheese. Season with salt and black pepper to taste.
- 8
Ladle the soup into bowls and drizzle with the remaining Parmesan cheese as a swirl. Garnish with chopped parsley before serving.
Nutrition Information
Calories
250 calories
Protein
8g
Carbs
15g
Fat
18g
Frequently Asked Questions
Q: Can I use frozen cauliflower instead of fresh?
A: Yes, you can use frozen cauliflower if fresh is not available. However, make sure to thaw and pat it dry before roasting to prevent excess moisture, which can affect the texture and flavor of the soup.
Q: Can I substitute the heavy cream with a non-dairy alternative?
A: Absolutely! You can use coconut cream, cashew cream, or a plain, unsweetened non-dairy milk like almond or oat milk. Keep in mind that these alternatives may slightly alter the flavor and creaminess of the soup.
Q: How do I store and reheat leftovers?
A: Store leftover soup in an airtight container in the refrigerator for up to 4 days. To reheat, warm it gently over low heat on the stovetop, stirring occasionally. Avoid boiling, especially if the soup contains cream, as it may curdle.
Q: What can I do if my soup turns out too thick?
A: If your soup is too thick, simply add more vegetable broth or water, a little at a time, until you reach your desired consistency. Be sure to taste and adjust the seasoning after diluting.
Q: Can I make this soup ahead of time for a party?
A: Yes, this soup can be made a day in advance. Prepare it as instructed, but leave out the Parmesan drizzle and parsley garnish until just before serving. Reheat the soup gently and add the toppings fresh for the best presentation and flavor.
Q: What are some variations I can try with this recipe?
A: You can add a smoky twist by sprinkling roasted cauliflower with smoked paprika before roasting. For extra protein, stir in cooked shredded chicken or chickpeas after pureeing. You can also make it spicy by adding a pinch of cayenne pepper or red pepper flakes.
Q: Why does my soup taste bland?
A: If your soup tastes bland, it likely needs more seasoning. Add a pinch of salt and black pepper, tasting as you go. You can also enhance the flavor with a squeeze of lemon juice or a dash of hot sauce for brightness and depth.
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