Roasted Fennel and Cauliflower Soup

Try this Roasted Fennel and Cauliflower Soup recipe

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Roasted Fennel and Cauliflower Soup Save
Roasted Fennel and Cauliflower Soup

Try this Roasted Fennel and Cauliflower Soup recipe

  • Preparing Time: 30 minutes
  • Total Time: 30 minutes
  • Served Person: 4
  • Carbohydrate 46.4845744095345 g
  • Cholesterol 0 mg
  • Fat 1.21886500036816 g
  • Fiber 7.73834058540754 g
  • Protein 5.40092312501952 g
  • Saturated Fat 0.165256875050301 g
  • Serving Size 1 1 Serving (2424g)
  • Sodium 8555.36154203002 mg
  • Sugar 38.746233824127 g
  • Trans Fat 0.216067093760719 g
  • Calories 201 calories

Step-by-step

  • Preheat oven to 350 degrees F.
  • Lay fennel and cauliflower flat on sheet pan and roast for 30 minutes, turning occasionally, until tender. Remove from oven and set aside.
  • Add olive oil to a large pot over medium heat. Add the onions and saute for five minutes, until translucent. Add the garlic and saute for 1 - 2 minutes, until fragrant. Add the roasted fennel and cauliflower, vegetable broth, and garbanzo beans. Bring to a boil, then simmer for 10 - 15 minutes.
  • Add one tablespoon fresh dill and blend the soup by using an immersion blender or transferring it to a regular blender. (If using a regular blender, be very careful as the steam can sometimes cause the lid to blow off. I recommend blending small batches while holding the lid down with a pot holder or towel in hand.)
  • Before serving, add sea salt and black pepper to taste. Garnish bowls with remaining fresh dill, lemon zest, a drizzle of olive oil, and serve with lemon wedges.

Fennel does the heaviest lifting in this pot. Roasting the bulb at 350 degrees Fahrenheit triggers Maillard reactions on the outer surfaces while breaking down harsh raw anethole compounds into sweet, licorice-scented aromatic esters. As the vegetable sits on the sheet pan for thirty minutes, moisture evaporates to concentrate these sugars significantly faster than boiling would ever achieve. When caramelized alliums meet earthy brassicas and starchy garbanzo beans, the resulting base relies on thermal degradation of cellular walls to release natural pectins that thicken the broth without adding heavy cream.

Thermal Control and Blending Mechanics

The single technique that determines success or failure here is how safely you handle hot steam during the pureeing stage. Operating an immersion blender directly inside a heavy pot prevents dangerous pressure buildup, whereas transferring boiling liquids to a traditional countertop container demands working in small batches while holding the ventilated lid firmly down with a thick towel. Pureeing incorporates air to suspend the emulsified olive oil fats alongside the chickpea starches, transforming a rustic vegetable boil into a velvety emulsion.

  • If the soup tastes flat after blending, adjust acidity incrementally with freshly zested lemon juice to brighten the dominant anise notes.
  • Should the texture appear too thick, thin the mixture gradually using heated vegetable stock until reaching the desired mouthfeel.