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Creamy Cauliflower Sausage Kale Soup

Creamy cauliflower sausage kale soup with tender florets and wilted kale simmered in broth, then blended for a silky texture. Italian sausage adds savory flavor, finished with heavy cream and parmesan.
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Prep Time 15 minutes
Cook Time 30 minutes
Total Time 45 minutes
Servings: 6 servings
Course: Main Dish
Cuisine: American
Calories: 540
Ingredients Equipment Method Notes

Ingredients
  

Italian sausage, sliced
  • 1 lb Italian sausage, sliced
Cauliflower florets
  • 1 head cauliflower, cut into florets
Chopped kale
  • 4 cup kale, chopped
Diced onion
  • 1 onion, diced
Minced garlic
  • 4 cloves garlic, minced
Chicken broth
  • 4 cup chicken broth
Heavy cream
  • 1.5 cup heavy cream
Italian seasoning
  • 1 tsp Italian seasoning
Red pepper flakes
  • 0.5 tsp red pepper flakes
Parmesan
  • 0.5 cup parmesan, grated
Salt and pepper to taste
  • 1 Salt and pepper to taste

Equipment

  • 1 Dutch oven

Method
 

Brown and sauté
  1. Brown sausage slices in a large pot over medium-high heat until browned, then remove and set aside. You should see the edges caramelize and the fat render in the pot.
  2. Sauté onion in the sausage fat for 4 minutes over medium heat. Stir until the onion looks softened and translucent.
  3. Add garlic and Italian seasoning and cook for 1 minute. Stir continuously until the garlic is fragrant without browning.
Simmer and blend
  1. Add chicken broth and cauliflower to the pot, then simmer for 15-18 minutes until very tender. Look for cauliflower that breaks easily with a spoon.
  2. Blend about half the soup until smooth, then stir it back into the pot. The mixture should turn creamy with no large cauliflower chunks remaining in the blended portion.
  3. Stir in heavy cream until fully combined. The soup should look uniformly creamy and slightly thicker.
Finish with kale and parmesan
  1. Add kale, sausage, red pepper flakes, and parmesan to the pot and cook for 5 minutes until the kale wilts. You should see the kale darken and soften while sausage warms through.
  2. Season with salt and pepper to taste. Taste and adjust until the flavors pop and the soup is balanced.

Notes

For the creamiest texture, blend only about half the soup—this keeps some cauliflower texture while still giving a smooth, velvety body. Store leftovers in the refrigerator up to 3 days; reheat gently to avoid curdling. Freezing is not recommended due to the heavy cream texture after thawing. For a lighter option, replace heavy cream with half-and-half and expect a slightly thinner soup.