Roasted Broccoli Cheddar Soup

Featured in: Kitchen Go-To Recipes

This comforting bowl combines oven-roasted broccoli florets with tender carrots and aromatic onions for depth of flavor. After roasting to golden perfection, the vegetables simmer with thyme, basil, and nutmeg in vegetable broth before being pureed to silky smoothness. Sharp cheddar cheese melts into the creamy base, creating rich, velvety texture. The entire process takes just 50 minutes from start to finish, making it perfect for weeknight dinners or meal prep.

Updated on Wed, 28 Jan 2026 13:32:00 GMT
Golden roasted broccoli florets rest in a creamy cheddar soup garnished with fresh thyme, served in a rustic white bowl. Save to Pinterest
Golden roasted broccoli florets rest in a creamy cheddar soup garnished with fresh thyme, served in a rustic white bowl. | cozylouz.com

I used to think broccoli soup was just a green sludge until a cold Tuesday in November changed my mind. I was peering into a nearly empty fridge and found a limp head of broccoli and some sharp cheddar that had seen better days. Deciding to roast the florets instead of boiling them was a desperate move that turned into a revelation. The kitchen filled with a nutty aroma that actually made me excited for dinner. It was the first time I realized how much a little char could transform a humble vegetable.

Last winter I made a big pot of this when my sister came over after a long flight. We sat on the floor with oversized bowls and thick slices of sourdough while the wind rattled the windows. The way the sharp cheddar melted into the roasted greens seemed to instantly cure her jet lag. Watching her take that first bite and let out a long sigh of relief is why I keep this recipe on repeat.

Ingredients

  • Broccoli: Look for tight florets because they hold that roasted char beautifully without getting soggy.
  • Carrots: Dicing these small ensures they melt into the base for a subtle sweetness.
  • Sharp Cheddar: Grating your own block is vital because pre shredded versions have coatings that prevent a smooth melt.
  • Nutmeg: This tiny pinch acts like a bridge between the earthy broccoli and the rich cream.
  • Vegetable Broth: Use a low sodium version so you can control the saltiness of the final bowl.

Instructions

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Get the roast going:
Toss those florets with oil and salt on a tray and let the oven work its magic until the edges are dark and crispy.
Build the base:
While the oven hums away melt your butter and saute the onions and carrots until they turn soft and translucent.
Combine and simmer:
Stir in your roasted broccoli and herbs then let everything bubble together in the broth to mingle flavors.
Smooth it out:
Use an immersion blender to swirl the mixture into a thick velvet base leaving just a few bits for texture.
The cheese finish:
Whisk in the cream and slowly shower in the cheddar until the soup is glossy and rich.
This roasted broccoli cheddar soup features tender carrots and sharp cheese, with a velvety texture perfect for a comforting dinner. Save to Pinterest
This roasted broccoli cheddar soup features tender carrots and sharp cheese, with a velvety texture perfect for a comforting dinner. | cozylouz.com

There was a quiet Sunday afternoon where I taught my nephew how to grate the cheese for this. He was so proud of the mountain of orange curls and insisted we put extra on every bowl.

Finding the Perfect Texture

Using an immersion blender is my favorite part because you have total control over the consistency. I usually leave about a quarter of the roasted florets whole to give the soup some rustic character. It makes every spoonful feel a bit more substantial and interesting than a perfectly smooth puree.

Picking the Right Cheese

The sharper the cheddar the better it stands up to the bold roasted flavor of the broccoli. I once tried a mild variety and the soup felt like it was missing its soul. An aged white cheddar also works wonders if you want a slightly more sophisticated profile.

Making It a Meal

This soup is hearty enough on its own but I love pairing it with something crunchy. I usually toast some garlic bread or even toss a handful of croutons on top right before serving. It creates a beautiful contrast with the creamy broth that keeps you coming back for more.

  • Squeeze a little lemon juice at the end to brighten the heavy dairy notes.
  • Always reserve a few of the prettiest roasted florets to garnish the top.
  • Keep the heat low once the cheese is in to prevent any separation.
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A close-up view of the vibrant green broccoli cheddar soup, topped with extra cheddar shreds and served alongside crusty artisan bread. Save to Pinterest
A close-up view of the vibrant green broccoli cheddar soup, topped with extra cheddar shreds and served alongside crusty artisan bread. | cozylouz.com

This bowl of liquid gold is the ultimate hug on a cold day. I hope it brings as much warmth to your table as it does to mine.

Recipe FAQ

Can I make this soup ahead of time?

Absolutely. This soup keeps well in the refrigerator for up to 4 days. Reheat gently over medium-low heat, adding a splash of milk or broth if needed to restore creaminess.

Can I freeze this soup?

Yes, though the texture may change slightly. Freeze in airtight containers for up to 3 months. Thaw overnight in the refrigerator before reheating and whisking to restore consistency.

What can I use instead of heavy cream?

Half-and-half, coconut milk, or additional whole milk work well. The soup will be slightly less rich but still creamy and satisfying.

Why roast the broccoli first?

Roasting caramelizes the natural sugars in broccoli, adding deep, nutty flavor that boiling cannot achieve. This extra step creates a more complex, savory base.

Is this soup gluten-free?

Yes, as long as you use certified gluten-free vegetable broth. All other ingredients are naturally gluten-free.

Can I use frozen broccoli?

Frozen broccoli works, though fresh provides better texture and flavor after roasting. If using frozen, thaw and pat dry before roasting to prevent sogginess.

Roasted Broccoli Cheddar Soup

Creamy soup with roasted broccoli florets, sharp cheddar, and aromatic herbs blended to silky perfection.

Prep time
15 minutes
Time for cooking
35 minutes
Overall time
50 minutes
Created by Christopher Keating


Skill level Easy

Cuisine type American

Portions 4 Number of servings

Diet requirements Vegetarian-friendly

What you’ll need

Vegetables

01 1 large head broccoli, cut into florets (approximately 18 ounces)
02 2 medium carrots, peeled and diced
03 1 medium yellow onion, chopped
04 3 cloves garlic, minced

Dairy

01 1½ cups sharp cheddar cheese, freshly grated
02 2 tablespoons unsalted butter
03 1 cup whole milk
04 ½ cup heavy cream

Broth

01 4 cups low-sodium vegetable broth

Seasonings

01 1 teaspoon dried thyme
02 ½ teaspoon dried basil
03 ¼ teaspoon ground nutmeg
04 ½ teaspoon salt, plus more to taste
05 ¼ teaspoon black pepper

Oil

01 2 tablespoons olive oil

Steps

Step 01

Preheat oven: Preheat the oven to 425°F.

Step 02

Roast broccoli: Toss broccoli florets with 1 tablespoon olive oil, salt, and pepper. Spread on a baking sheet and roast for 20 to 25 minutes, until golden and tender, stirring halfway through.

Step 03

Sauté aromatics: While broccoli roasts, heat remaining 1 tablespoon olive oil and butter in a large pot over medium heat. Sauté onion and carrots for 5 to 6 minutes, until softened. Add minced garlic and cook for 1 minute more.

Step 04

Combine roasted vegetables: Add roasted broccoli to the pot, reserving a few florets for garnish if desired. Stir in thyme, basil, and nutmeg.

Step 05

Simmer soup base: Pour in vegetable broth. Bring to a boil, then reduce heat and simmer for 10 minutes.

Step 06

Purée soup: Use an immersion blender to purée soup until smooth, or blend in batches in a countertop blender, exercising caution with hot liquids.

Step 07

Add dairy and cheese: Stir in milk and heavy cream. Gradually add cheddar cheese, stirring until fully melted and soup reaches desired creaminess. Adjust seasoning with salt and pepper.

Step 08

Serve: Serve hot, garnished with reserved broccoli florets and extra cheddar cheese if desired.

What you’ll need

  • Baking sheet
  • Large pot
  • Immersion blender or countertop blender
  • Wooden spoon
  • Chef's knife
  • Cutting board

Allergy info

Read each ingredient label for potential allergens and reach out to your doctor if you’re uncertain.
  • Contains milk in the form of cheese, butter, cream, and milk
  • May contain gluten if using non-gluten-free vegetable broth
  • Double-check ingredient labels for gluten or allergen content in broth and cheese products

Nutrition info (for one serving)

These numbers are just for reference and can’t substitute medical guidance.
  • Calorie count: 335
  • Fat content: 22 g
  • Carbohydrates: 19 g
  • Protein: 14 g