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Enjoy Keto Broccoli Cheese Soup Recipe without any guilt in this low carb recipe. This soup is loaded with broccoli and cheese for an amazing meal sure to leave your family impressed.

A bowl of broccoli cheese soup topped with shredded cheddar cheese with 2 spoons behind it.
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There is just something so delicious about a big bowl of warm soup on a cold day.  This Broccoli Cheese Soup recipe is packed with so much flavor that even your non Keto family members will want a bowl of this!

This recipe does not disappoint and all of the things you love are packed into this hearty soup. It is a good recipe to keep on file for parties or just a blistery Fall day. Plus this soup is ready to enjoy in under 20 minutes.

Try these other Keto Recipes, Easy Keto Desserts, 40 Easy Keto Dinner Ideas, Easy Keto Breakfast Ideas  and The Best Keto Snacks.

Why We Love This Recipe

This low carb broccoli cheese soup recipe is so delicious and has the best creamy texture. It is cheesy, rich and every bite is loaded with broccoli.

If you are looking for a soup that is low carb to meal prep for the week, this is the soup to make.

Ingredients

Ingredients to make this keto broccoli cheese soup - Broccoli, butter, cheese, onion, celery, chicken broth, heavy cream, salt, pepper, xantham gum
  • Broccoli – Diced Small
  • Butter – We used unsalted butter
  • Cheddar Cheese – Feel free to change the change
  • Onion – See Best Onion Substitute
  • Celery – Diced Small
  • Chicken Broth – You can also use vegetable broth

Scroll to the bottom for the full recipe in the recipe card.

How to Make Keto Broccoli Cheese Soup

  • Step 1 – Dice up the broccoli florets into bite size pieces. You want them very small. Set it aside.
A grey pot on a marble countertop contains chopped onions and green bell peppers with a stick of butter, ready to start the Keto Broccoli Cheese Soup. Two small glass bowls nearby hold black pepper and salt. Text at the bottom right corner reads "Eating on a Dime.

Step 2 – Meanwhile in a stock pot, add butter, onion, celery, salt and pepper. Cook over medium heat until the onions are translucent.

A pot on a marble countertop filled with chopped broccoli and sautéed onions, ready to be transformed into a Keto Broccoli Cheese Soup. A large white spoon with a wooden handle is placed beside the pot. An empty glass mixing bowl nearby holds some chopped broccoli remnants inside.

Step 3 – Add the broccoli and continue to cook for 3-4 minutes until the broccoli turns bright green and is soft

A pot on a marble countertop contains broccoli florets and a creamy mixture, perfect for Keto Broccoli Cheese Soup. Beside the pot, there is a clear pitcher with a yellow liquid and a small white bowl. The picture captures the ingredients being prepared for this delicious recipe.

Step 4 – Add in the chicken broth and heavy cream. Stir.

A pot of creamy Keto Broccoli Cheese Soup, with bits of green vegetables, is being stirred with a white spatula. Beside the pot, there's a bowl filled with grated cheddar cheese and a small dish containing light-colored seasoning. "Eating on a Dime" is printed in the corner.

Step 5 – Bring to a boil. Once boiling turn down the heat to simmer and slowly adding the cheese, mixing as you add.

A pot of creamy Keto Broccoli Cheese Soup with visible pieces of broccoli and chunks of meat sits on a marble countertop. A white and wooden spoon rests in the pot, while two empty glass bowls await beside it. The image features the text "Eating on a Dime" in the bottom right corner.

Step 6 – Melt cheese and add in the Xanthan gum and remove from medium heat.

A large silver pot on a white marble countertop contains a creamy, yellow Keto Broccoli Cheese Soup with visible herbs and small green vegetable pieces. The soup appears to be thick and well-blended. The text "Eating on a Dime" is partially visible in the bottom right corner.

Step 7 – Stir until soup thickens. Serve warm and enjoy!

Expert Tips

This recipe is already so very simple but here are a few more tips I do to make my life easier.

  • Chopping Vegetables – I use a small food chopper or food processor to quickly and easily chop onions. If you do not have one of these, I highly recommend them.
  • Cheese – Shred your own cheese instead of buying pre-shredded. The pre-shredded cheese kind does not as smoothly.

Serve with your Favorite Toppings

This is totally optional but I love a little extra cheese on top.

Some people also like to add a little cream cheese to the soup while cooking. Just use what you prefer in this Broccoli Cheddar soup.

I also like to add a little garlic. The onion and garlic blends so well together and smells divine in this low carb Broccoli Cheese soup. We also love to serve with Olive Garden Breadsticks Recipe to get every last drop of the soup.

See What to Serve with Broccoli Cheese Soup for more sides.

A spoon full of the broccoli cheese soup being lifted out of a bowl of broccoli cheese soup.

Can you Make this Soup in a Slow Cooker?

You can certainly try this recipe in your crock pot instead of the stove top. We love to do this when we will be away all day or need to come home to dinner waiting.

Place all the ingredients except for the cheese and cream in a slow cooker. Cover and cook on low for 4 hours. Then stir in the heavy whipping cream and the cheese. Cover and cook on low for 30 minutes until the cheese is melted.

Keto broccoli cheese soup slow cooker recipe is so tasty and always a hit with everyone. Even the kids love it!

How to Make Smooth Broccoli Cheese Soup

You can use an immersion blender or stick blender if you prefer the broccoli to be more blended. We love the pieces of broccoli but I know some people prefer it all blended together.

If you do not have one of these, try using a potato masher.  Either way you make this, it is the best comfort food!

A bowl of broccoli cheese soup with cheddar cheese stirred into it and a spoon in the center of the bowl.

How Do You Thicken this Soup?

You can use xanthan gum to thicken the soup. Just a little bit will really help this soup come together.

It makes it so thick and delicious.

Frequently Asked Questions

How to Store Leftover Broccoli Cheese Soup

Refrigerate the leftover soup in an air tight container for up to 5-7 days. Add more chicken broth when reheating to get the soup to the consistency that you prefer as it will thicken when it’s stored.

How to Freeze Broccoli Cheese Soup

You can also freeze this leftover soup for up to 2-3 months in a freezer safe container. Defrost out overnight in the refrigerator and reheat the soup on the stove top.

Is Broccoli Cheese Soup Low Carb?

Each bite is so creamy and filling that it’s hard to believe this is Keto friendly.  But it is low carb and Keto. Once you learn how to make this soup the Keto version, it is very simple and tastes amazing. Not only is this soup Keto friendly, it’s gluten free too!

More Keto Soup Recipes

We love to hear from you. If you make this Keto Broccoli Soup Recipe, please leave us a comment or a star review.

Keto Broccoli Cheese Soup

4.91 from 122 votes
Enjoy Keto Broccoli Cheese Soup Recipe without any guilt. Keto Broccoli Cheese soup is loaded with broccoli and cheese plus low carb! So simple and easy.
Prep Time 10 minutes
Cook Time 15 minutes
Total Time 25 minutes
Servings 8
Cuisine American
Course Soup
Calories 457

Ingredients

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Instructions

  • Dice up the broccoli into bite size pieces. You want them very small. Set it aside.
  • Meanwhile in a stock pot, add butter, onion, celery, salt and pepper. Cook over medium heat until the onions are translucent.
  • Add the broccoli and continue to cook for 3-4 minutes until the broccoli turns bright green and is soft
  • Add in the chicken broth and heavy whipping cream. Stir.
  • Bring to a boil. Once boiling turn down the heat to simmer and slowly adding the cheese, mixing as you add.
  • Melt cheese and add in the Xanthan gum and remove from medium heat.
  • Stir until soup thickens.
  • Serve warm and enjoy!

Recipe Video

Recipe Notes

Refrigerate the leftovers in air tight container for up to 5 days. When reheating, add more chicken broth as the soup will thicken as it cools. 

Nutrition Facts

Calories 457kcal, Carbohydrates 7g, Protein 17g, Fat 41g, Saturated Fat 26g, Trans Fat 1g, Cholesterol 130mg, Sodium 1107mg, Potassium 331mg, Fiber 2g, Sugar 2g, Vitamin A 1668IU, Vitamin C 48mg, Calcium 463mg, Iron 1mg

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About the Author

Hi, I’m Carrie. Welcome to Eating on a Dime!

I’m on a mission to help you cook delicious meals without busting your budget. Together we are going to cook real food… for real families!

4.91 from 122 votes (89 ratings without comment)

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Comments

  1. Carrie Barnard says:

    Yes, it freezes great!

  2. Debi says:

    5 stars
    Can you freeze this soup? I love it but donโ€™t want to eat it every meal.

  3. Carrie Barnard says:

    I’m so glad you loved it!

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