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Creamy broccoli cheddar soup in a bowl, showing a rich texture from a nutty brown butter roux and sharp dijon.

Velvety Bakery-style Broccoli Cheddar Soup

Rebecca Blumer
Indulge in this velvety bakery-style broccoli cheddar soup featuring a rich brown butter roux and a secret Dijon trick for a perfectly silky finish that never turns grainy.
Prep Time 10 minutes
Cook Time 35 minutes
Total Time 45 minutes
Course Dinner, Lunch, Soup
Cuisine American
Servings 4 bowls
Calories 385 kcal

Equipment

  • Skillet
  • Large saucepan
  • Whisk

Ingredients
 

  • 1 tablespoon butter
  • 0.5 chopped onion
  • 0.25 cup melted butter
  • 0.25 cup all-purpose flour
  • 2 cups milk
  • 2 cups chicken stock
  • 1.5 cups coarsely chopped broccoli florets
  • 1 cup matchstick-cut carrots
  • 1 thinly sliced stalk celery
  • 2.5 cups shredded sharp Cheddar cheese
  • salt and ground black pepper to taste

Instructions
 

Get Set and Sauté the Aromatics

  • Set out all ingredients before starting to ensure smooth timing as the soup progresses.
  • Melt 1 tablespoon of butter in a skillet over medium-high heat. Add the chopped onion and sauté for about 5 minutes until translucent and sweet. Set aside.

Build the Brown Butter Roux

  • In a large saucepan over medium-low heat, whisk together 1/4 cup melted butter and 1/4 cup all-purpose flour until smooth.
  • Continue whisking for 3 to 4 minutes until the roux develops golden-brown specks and a nutty aroma. If it darkens too fast, whisk in a tablespoon of milk to cool it down.

Thicken the Base, Then Simmer the Vegetables

  • Gradually pour in 2 cups of milk in a steady stream, whisking constantly to prevent lumps. Stir in 2 cups of chicken stock and bring to a gentle simmer.
  • Add a touch of Dijon mustard for the emulsification twist and let the liquid cook for 15 to 20 minutes until it thickens enough to coat the back of a spoon.
  • Stir in the broccoli florets, carrots, celery, and the sautéed onion. Simmer for 10 to 15 minutes until the broccoli is vibrant and the carrots are tender-crisp.

Finish with Cheese and Seasoning

  • Remove the saucepan from the heat to temper the liquid. Stir in the shredded Cheddar cheese one handful at a time until fully melted and glossy.
  • Season with salt and ground black pepper to taste and serve immediately while steaming.

Notes

Silky Finish: Always remove the pot from the heat before adding the cheese. Boiling the soup after the cheese is added will cause the proteins to tighten, resulting in a grainy texture.
Cheese Selection: Use a block of sharp Cheddar and grate it yourself. Pre-shredded varieties contain anti-caking agents that prevent a smooth melt.
Storage Tip: Store leftovers in an airtight container in the fridge for up to 4 days. Reheat slowly on the stovetop over low heat to maintain the emulsion.
Nutrition information is estimated based on common ingredients and serving sizes and may vary.
Keyword broccoli cheddar soup, cheesy soup, Comfort Food