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A bowl of soup with croutons and croutons.
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5 from 43 votes

Roasted Cauliflower soup

The ultimate comfort food this cheesy roasted cauliflower soup is loaded with rich, savory flavor. The perfect soup recipe to curl up with on a chilly day.
Prep Time20 minutes
Cook Time35 minutes
Course: Soup
Cuisine: American
Servings: 4 Servings
Calories: 251kcal
Author: Laura

Ingredients

  • 1 1/2 pounds cauliflower
  • 1 onion
  • 2 Tablespoons oil divided
  • ¼ teaspoon salt
  • ¼ teaspoon black pepper
  • 4 heads of garlic
  • 4 cups chicken broth
  • 1 cup cheddar cheese shredded
  • 1 teaspoon dijon mustard
  • 1 Tablespoon lemon juice
  • For serving:
  • Croutons
  • Parsley or green onions

Instructions

  • Preheat oven to 425º
  • clean and chop the cauliflower and the onion, you don't need to be precise here as long as the pieces are roughly the same size
    Cauliflower florets on a baking sheet.
  • Toss cauliflower and onion with 1 ½ tablespoons of the oil
  • Spread evenly on a baking sheet, and sprinkle with salt and pepper
  • Slice top of garlic head off to expose the cloves inside, wrap in a double layer of aluminum foil, and drizzle with remaining oil, and fold the foil over the top
    Cauliflower florets on a baking sheet.
  • Place on the baking sheet with the cauliflower and onion, then place the baking sheet in the oven
  • roast for 12 minutes, then flip vegetables over, and bake until tender, another 12-15 minutes
  • Scoop tender cauliflower and onion into a large blender or food processor (depending on the size of your blender, you may need to do this in batches
    Cauliflower in a food processor.
  • Scoop garlic cloves out of paper skins and add them to the blender as well
  • Add ½ - 1 cup of the chicken broth
  • puree or blend until smooth
    Cheesy mashed potatoes in a bowl with a spoon.
  • Transfer to a pot
  • add remaining chicken broth, cheese, mustard, and lemon juice
  • Heat, stirring until cheese in incorporated
    A white dish with a bowl of cream in it.
  • When soup is hot, serve with croutons and parsley (if desired)
    A bowl of soup with croutons and cheese.

Nutrition

Serving: 1serving | Calories: 251kcal | Carbohydrates: 14g | Protein: 12g | Fat: 18g | Saturated Fat: 6g | Polyunsaturated Fat: 2g | Monounsaturated Fat: 7g | Trans Fat: 0.03g | Cholesterol: 33mg | Sodium: 1268mg | Potassium: 632mg | Fiber: 4g | Sugar: 6g | Vitamin A: 290IU | Vitamin C: 86mg | Calcium: 260mg | Iron: 1mg