Creamy Cheddar Cauliflower Soup

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How to make the ultimate creamy cheddar cauliflower soup with simple ingredients and foolproof techniques for restaurant-quality results.

sarah mae carter for recipes by clare
By Sarah Mae Carter
Updated on Fri, 19 Sep 2025 12:48:37 GMT

I discovered this creamy cheddar cauliflower soup during a particularly cold winter when I needed something that would fill my kitchen with warmth and comfort. This recipe transforms simple cauliflower into a rich, velvety soup that rivals any restaurant version.

There’s something magical about watching cauliflower florets simmer away in aromatic broth, slowly breaking down into creamy perfection. The sharp cheddar adds that irresistible tang while creating the most luxurious texture. I’ve made this soup countless times for family dinners, and it never fails to impress. Whether you’re looking for an easy weeknight meal or a cozy starter for entertaining, this cauliflower soup recipe delivers comfort in every spoonful.

Essential Ingredients for Perfect Results

I always recommend using fresh cauliflower over frozen for the best texture and flavor. Here’s what you’ll need to create this creamy masterpiece:

  • 1 medium head fresh cauliflower (1 to 1.5 pounds), cut into florets
  • 2 cups shredded sharp cheddar cheese (I prefer extra sharp for deeper flavor)
  • 1 medium onion, finely chopped (about 1 cup)
  • 3 cloves garlic, minced (about 1 tablespoon)
  • 4 cups low-sodium vegetable broth
  • 1 cup whole milk or heavy cream
  • 2 tablespoons olive oil or butter
  • 1 teaspoon salt
  • ½ teaspoon black pepper

Pro tip: Fresh cheese melts much better than pre-shredded, so grate your cheddar from a block if possible for the smoothest creamy cheddar cauliflower soup.

Step-by-Step Cooking Instructions

I recommend preparing all your ingredients before you start cooking to ensure smooth preparation throughout the process. You’ll need a large pot or Dutch oven and an immersion blender for best results.

Step 1: Begin by washing your cauliflower under cold water thoroughly. Remove any leaves and cut it into uniform bite-sized florets. Don’t waste the stem – peel away tough outer layers and chop it into smaller chunks for extra nutrition.

Step 2: Peel and chop one medium onion finely. Mince three cloves of garlic and set aside separately to prevent burning.

Step 3: In a large pot or Dutch oven over medium heat, add two tablespoons of olive oil or butter. Allow it to warm up before adding your chopped onions. Cook until they become soft and translucent (about 5 minutes), stirring occasionally to prevent browning.

Step 4: Add minced garlic and cook for another minute until fragrant but not browned. Watch carefully as garlic burns quickly and will turn bitter.

Step 5: Add the cauliflower florets along with chopped stems directly into the pot with four cups vegetable broth. Bring everything to a gentle simmer over medium-high heat until boiling (about 5 minutes).

Step 6: Once boiling, reduce heat to low-medium and allow everything to simmer gently uncovered for about 20-25 minutes or until cauliflower is completely fork-tender and breaks apart easily when pressed with a spoon.

Step 7: Using an immersion blender, blend the mixture thoroughly until completely smooth and creamy (about 45-60 seconds). The soup should have no visible chunks. For ultra-smooth texture, carefully transfer contents to a standard blender and pulse until desired smoothness is reached.

Step 8: After blending, return mixture to pot if necessary. Add one cup milk or cream slowly, stirring continuously while heating back up gently over low flame for about 3-5 minutes without boiling to prevent curdling.

Step 9: Stir in shredded sharp cheddar cheese gradually, one handful at a time, letting each addition melt completely before adding more. The soup should be smooth and glossy. Taste and adjust seasonings with salt and pepper as needed.

Perfect Pairings and Serving Ideas

The rich, creamy texture of this soup pairs beautifully with crispy, crunchy accompaniments that provide textural contrast.

Crusty sourdough bread: The tangy flavor complements the sharp cheddar while providing the perfect vessel for dipping into this velvety soup.

Garlic butter croutons: Add homemade croutons for extra crunch and garlic flavor that enhances the overall taste profile.

Simple green salad: A fresh arugula salad with lemon vinaigrette cuts through the richness and adds nutritional balance.

Crispy bacon bits: For non-vegetarians, smoky bacon provides a savory contrast that makes this creamy cheddar cauliflower soup even more satisfying.

Fresh herb garnish: Chopped chives or parsley add color and freshness to each bowl.

More Creamy Low-Carb Soup Favorites

This creamy cheddar cauliflower soup joins a collection of indulgent yet healthy soups perfect for low-carb lifestyles. For another keto-friendly comfort option, the satisfying Hearty Keto Soup delivers similar richness while keeping carbs minimal and healthy fats high – perfect for maintaining ketosis while enjoying comfort food flavors.

Build your low-carb soup rotation with the protein-packed Cottage Cheese Mushroom Soup for extra nutrition, the elegant Mediterranean Cauliflower Soup for herb-forward flavors, or the healing Anti-Inflammatory Turmeric Chicken Soup when you want therapeutic benefits alongside your carb-conscious goals.

Storage and Reheating Tips

This cauliflower soup stores beautifully and actually improves in flavor after the first day. Refrigerate in airtight containers for up to 3 days, or freeze in freezer-safe containers for up to 3 months.

When reheating, I recommend using gentle heat on the stovetop over medium-low temperature, stirring frequently to prevent scorching. For microwave reheating, use 50% power and stir every 30 seconds until heated through to 165°F.

Pro tip: If the soup thickens too much during storage, simply thin it out with a splash of broth or milk while reheating to restore the perfect consistency.

Frequently Asked Questions

Can I make this creamy cheddar cauliflower soup dairy-free?

Yes, substitute full-fat coconut milk for the dairy milk and use nutritional yeast instead of cheddar cheese for a similar umami flavor.

Why is my soup grainy instead of smooth?

This usually happens when the cheese is added too quickly or the temperature is too high. Always add cheese gradually over low heat and stir constantly to prevent separation.

Can I freeze this soup?

Absolutely! Freeze for up to 3 months, though the texture may be slightly different after thawing. Blend again before serving if needed to restore smoothness.

Your New Go-To Comfort Recipe

This creamy cheddar cauliflower soup proves that simple ingredients can create extraordinary results. The combination of tender cauliflower, sharp cheddar, and aromatic seasonings creates a bowl of pure comfort that’s both nutritious and satisfying. Whether you’re serving it as a starter or making it the star of your meal, this recipe delivers restaurant-quality results in your own kitchen. Try this recipe tonight and discover why it’s become my family’s favorite cold-weather comfort food!

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Creamy Cheddar Cauliflower Soup

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Rich, velvety soup made with fresh cauliflower and sharp cheddar cheese. Perfect comfort food ready in 40 minutes.

  • Author: Sarah Mae Carter
  • Prep Time: 10 minutes
  • Cook Time: 30 minutes
  • Total Time: 40 minutes
  • Yield: 6 servings (about 6 cups) 1x
  • Category: Soup
  • Method: Simmer, Blend
  • Cuisine: American
  • Diet: Vegetarian

Ingredients

Scale
  • 1 medium head fresh cauliflower (1 to 1.5 pounds), cut into florets
  • 2 cups shredded sharp cheddar cheese
  • 1 medium onion, finely chopped (about 1 cup)
  • 3 cloves garlic, minced (about 1 tablespoon)
  • 4 cups low-sodium vegetable broth
  • 1 cup whole milk or heavy cream
  • 2 tablespoons olive oil or butter
  • 1 teaspoon salt
  • ½ teaspoon black pepper

Instructions

  1. Wash cauliflower and cut into bite-sized florets. Peel and chop stem into small chunks.
  2. Finely chop onion and mince garlic, keeping separate.
  3. Heat oil or butter in large pot over medium heat. Cook onions until soft and translucent, about 5 minutes.
  4. Add minced garlic and cook for 1 minute until fragrant but not browned.
  5. Add cauliflower florets and stems with vegetable broth. Bring to boil, then simmer.
  6. Reduce heat and simmer uncovered for 20-25 minutes until cauliflower is completely fork-tender.
  7. Use immersion blender to blend mixture until completely smooth and creamy, about 45-60 seconds.
  8. Slowly stir in milk or cream, heating gently for 3-5 minutes without boiling to prevent curdling.
  9. Gradually add shredded cheddar one handful at a time, stirring until each addition melts completely. Season with salt and pepper to taste.

Notes

  • Fresh cheese melts better than pre-shredded for smoothest texture. Use sharp or extra sharp cheddar for best flavor.
  • For dairy-free version, substitute full-fat coconut milk and nutritional yeast. Don’t boil after adding dairy to prevent curdling.

Nutrition

  • Serving Size: 1 cup
  • Calories: 285 kcal
  • Sugar: 8 g
  • Sodium: 650 mg
  • Fat: 20 g
  • Saturated Fat: 12 g
  • Unsaturated Fat: 6 g
  • Trans Fat: 0 g
  • Carbohydrates: 12 g
  • Fiber: 3 g
  • Protein: 15 g
  • Cholesterol: 55 mg

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