Roasted Garlic Cheddar Cauliflower Soup
Julia
This roasted garlic cheddar cauliflower soup is creamy, flavorful, and comforting without being heavy. Made with oven-roasted cauliflower, sweet roasted garlic, and sharp cheddar cheese, it blends into a smooth, cozy soup that’s perfect for weeknight dinners, meal prep, or cold-weather comfort.
Prep Time 15 minutes mins
Cook Time 35 minutes mins
Total Time 50 minutes mins
- 1 large head cauliflower cut into florets
- 2 whole heads garlic
- 2 tablespoons olive oil
- Salt and black pepper to taste
- 2 tablespoons butter
- 1 medium onion chopped
- 4 cups vegetable broth or chicken broth low sodium
- 1 cup sharp cheddar cheese freshly grated
- ½ –¾ cup heavy cream or milk adjust to preference
- ½ teaspoon smoked paprika
- 1 teaspoon Dijon mustard optional
- ½ teaspoon fresh thyme or rosemary optional
Preheat oven to 400°F (200°C).
Place cauliflower florets on a baking sheet. Slice the tops off the garlic heads to expose the cloves.
Drizzle cauliflower and garlic with olive oil and season with salt and pepper.
Roast for 30–35 minutes, flipping cauliflower halfway, until golden and tender.
Remove garlic from oven and squeeze the softened cloves out of their skins.
In a large pot or Dutch oven, melt butter over medium heat.
Add chopped onion and cook for 4–5 minutes until soft and translucent.
Stir in roasted cauliflower and roasted garlic.
Pour in broth and bring to a gentle simmer for 10 minutes.
Blend the soup until smooth using an immersion blender or countertop blender.
Lower heat and stir in cream, cheddar cheese, smoked paprika, and Dijon mustard if using.
Cook gently until cheese is melted and soup is creamy. Do not boil.
Taste and adjust seasoning before serving.
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Roasting the cauliflower and garlic is essential for deep, rich flavor.
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Always use freshly grated cheddar for the smoothest texture.
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For a thinner soup, add more broth a little at a time.