Name: Broccoli Cheddar Soup
Prep time: 5 min
Cook time: 40 min
Total time: 45 min
Ingredients: 400 g broccoli florets; 1 tablespoon extra-virgin olive oil; ½ medium red onion (chopped); 1 teaspoon salt; ½ teaspoon black pepper; 3 cloves garlic (minced); 4 tablespoons all-purpose flour; 600 ml vegetable broth; ¼ teaspoon sweet paprika; 1 medium carrot (grated); 240 ml whole milk; 240 ml heavy cream; 220 g sharp cheddar cheese (shredded from a block)

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This easy broccoli cheddar soup combines tender broccoli, grated carrot, whole milk, cream, and mature cheddar in one pot. A cooked roux creates a thick base, while low heat helps the cheddar melt smoothly in 45 minutes.

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Easy broccoli cheddar soup in a white bowl, topped with melted cheddar and tender broccoli florets.

Why You'll Love This Broccoli Cheddar Soup

Thick, smooth texture: A properly cooked roux gives the broth body without blending the vegetables.
Deep cheddar flavor: Mature cheddar brings a stronger savory finish that stands up to the broccoli and cream.
One-pot preparation: The aromatics, roux, vegetables, dairy, and cheese all come together in the same pot.
Good for leftovers: The soup keeps its texture and reheats gently for an easy meal the following day.

I reach for this broccoli cheddar soup when I want a warm dinner without managing several pans. Its one-pot method is as practical as my creamy white bean and kale soup, but the mature cheddar tastes richer. I also rely on creamy tomato tortellini soup on similar evenings, although this soup needs less last-minute attention. The leftovers make next-day lunch as convenient as my easy carrot potato soup. That usefulness keeps this broccoli cheddar soup in my regular rotation.

The mature cheddar gives the soup deep savoriness, while the grated carrot adds gentle sweetness. I like the contrast between the thick broth and tender broccoli florets. The roux builds body before the dairy, much like the foundation of my easy crab bisque. Unlike easy parsnip soup, this soup keeps tender vegetable pieces instead of being blended smooth. My creamy lemon chickpea soup thickens with chickpeas, while this one depends on flour and mature cheddar. Keeping the heat low as the cheddar melts brings everything together without losing that smooth finish.

Key Ingredients in Broccoli Cheddar Soup

You'll find the exact measurements in the recipe card, but these ingredients shape the soup's flavor and texture.

Broccoli and carrot: I add broccoli florets for texture, while grated carrot brings gentle sweetness against the mature cheddar.
Red onion, garlic, and olive oil: Extra-virgin olive oil starts the base, while softened red onion adds the sweetness I want.
Flour and vegetable broth: A properly cooked roux is essential in my version because it thickens the broth without blending the vegetables.
Whole milk, cream, and mature cheddar: I balance milk with cream, then add block-grated mature cheddar for richness and a smooth finish.

How to Make Broccoli Cheddar Soup

The soup comes together in four stages, with the mature cheddar added last over low heat

Making broccoli cheddar soup by cooking the onion and roux, adding broccoli and carrot, then stirring in mature cheddar.

1. Sauté the aromatics: Heat the olive oil over medium heat. Cook the red onion with salt and pepper until translucent, then add the garlic.

2. Build the roux: Stir the flour into the aromatics and cook until the raw flour taste disappears. Gradually add the vegetable broth, then stir in the sweet paprika.

3. Simmer the vegetables: Add the grated carrot, broccoli, whole milk, and heavy cream. Simmer until the broccoli becomes tender.

4. Melt the cheddar: Reduce the heat to low. Add the shredded mature cheddar all at once and stir until completely melted and smooth.

Close-up of creamy broccoli cheddar soup with melted cheddar, broccoli florets, and grated carrot in a patterned bowl.

Tips for Broccoli Cheddar Soup

Shred the cheddar from a block: It melts more smoothly than many pre-shredded cheeses, which often contain anti-caking agents.
Add the broth gradually: Stirring as the broth goes in helps the roux dissolve evenly and prevents flour lumps.
Check the seasoning last: Mature cheddar and regular vegetable broth contribute salt, so taste the soup after the cheese melts.

What to Serve with Broccoli Cheddar Soup

I usually serve broccoli cheddar soup with warm homemade ciabatta or crispy air fryer garlic bread for dipping. When I want something fresh alongside it, a tomato burrata salad balances the rich soup with juicy tomatoes.

Storage

I keep the cooled soup in an airtight container in the refrigerator for up to three days. Reheat it gently over low heat, stirring often and adding a small splash of milk or broth if it has thickened.