Cheesy Potato-Cauliflower Soup

This cheesy potato-cauliflower soup is a brightened take on traditional cheese soups. The vinegar, lemon, and cayenne give it a wonderful kick!

Prep Time:
30 mins
Cook Time:
25 mins
Total Time:
55 mins
8 servings


  • 2 cups chopped cauliflower

  • 2 cups cubed red potatoes

  • 1 ½ cups vegetable broth

  • 1 cup sliced celery

  • 1 cup diced carrots

  • ½ cup diced onions

  • ½ cup salted butter

  • ½ cup all-purpose flour

  • 3 cups whole milk

  • 3 tablespoons white vinegar

  • 1 ½ teaspoons garlic powder

  • 1 teaspoon lemon juice

  • ¼ teaspoon cayenne pepper

  • salt and ground black pepper to taste

  • 2 cups shredded sharp Cheddar cheese

  • ½ cup shredded Swiss cheese

  • ½ cup shredded American cheese

  • 4 stalks scallions, chopped


  1. Combine cauliflower, potatoes, broth, celery, carrots, and onions in a large saucepan; bring to a boil. Cover and cook until vegetables have softened, about 10 minutes. Remove from the heat but keep the lid on.

  2. Melt butter in another large saucepan over medium heat. Whisk in flour; cook and whisk until bubbly and brown, about 3 minutes. Remove from heat and gradually whisk in milk. Return to medium heat and cook until thickened, 5 to 10 minutes.

  3. Add veggies and broth to the milk mixture. Continue stirring. Add vinegar, garlic powder, lemon juice, cayenne, salt, and pepper. Remove from the heat and slowly add Cheddar, Swiss, and American cheeses, stirring well until melted.

  4. Ladle into bowls and garnish with scallions.

Nutrition Facts (per serving)

408 Calories
28g Fat
23g Carbs
16g Protein
Nutrition Facts
Servings Per Recipe 8
Calories 408
% Daily Value *
Total Fat 28g 36%
Saturated Fat 18g 88%
Cholesterol 82mg 27%
Sodium 533mg 23%
Total Carbohydrate 23g 9%
Dietary Fiber 3g 10%
Total Sugars 8g
Protein 16g
Vitamin C 19mg 95%
Calcium 437mg 34%
Iron 1mg 7%
Potassium 575mg 12%

* Percent Daily Values are based on a 2,000 calorie diet. Your daily values may be higher or lower depending on your calorie needs.

** Nutrient information is not available for all ingredients. Amount is based on available nutrient data.

(-) Information is not currently available for this nutrient. If you are following a medically restrictive diet, please consult your doctor or registered dietitian before preparing this recipe for personal consumption.

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