Low Carb Soups

Cream of Celery Root Soup with Fresh Parsley Garnish

extrarecipes extrarecipes
| Jun 29, 2026 | 9 min read

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On a chilly evening, I found myself staring at a lonely celery root in my fridge, wondering what to do with it. That's when the idea of making a creamy, comforting cream of celery root soup struck me. It turned out to be a pleasureful surprise, full of flavor and warmth.

This recipe stands out because it combines the earthy sweetness of celery root with fresh herbs and a hint of lemon, creating a depth of flavor that’s simply tempting. Trust me, once you try it, you won't look at celery root the same way again!

Why You'll Love It

Celeriac's Unique Flavor: The earthy and slightly nutty taste of celery root adds depth to the soup, creating a rich base that’s both comforting and complex. I found that when I used fresh thyme, it really enhanced those flavors beautifully.
Sautéing the onion and garlic in olive oil before adding them to the broth develops their sweetness, making the soup more aromatic and flavorful. I made a batch where I skipped this step, and the difference in taste was noticeable.
Heavy Cream for Richness: Incorporating heavy cream provides a velvety texture that balances the slight bitterness of the celery root, making each spoonful incredibly smooth. I tested it with half-and-half, but the cream really makes it special.
Lemon Juice for Brightness: A splash of lemon juice at the end brightens the flavors, cutting through the richness of the cream and enhancing the overall taste. I was surprised at how just a tablespoon made such a difference.

Ingredient Notes

What You'll Need

  • 1 medium celery root (celeriac), peeled and diced into 1-inch cubeslook for a firm, heavy root with minimal blemishes for the best flavor and texture.
  • 1 medium yellow onion, choppeda sweeter onion will add depth; choose one with a shiny skin.
  • 2 cloves garlic, mincedfresh garlic packs a punch; avoid pre-minced for more vibrant flavor.
  • 2 tbsp olive oil, for sautéingextra virgin olive oil adds richness and is perfect for sautéing.
  • 4 cups vegetable brothlow-sodium broth lets you control the saltiness; homemade is best for flavor.
  • 1 cup heavy creamfor a smooth, creamy texture; half-and-half can be a lighter alternative.
  • 1 tsp thyme, dried or freshfresh thyme offers a brighter flavor, but dried works well too.
  • 1 tsp salt, to tasteadjust based on your broth's sodium content for balance.
  • 1/2 tsp black pepper, to tastefreshly cracked pepper enhances the soup's warmth.
  • 2 tbsp fresh parsley, chopped for garnishadds a pop of color and freshness to the dish.
  • 1 tbsp lemon juicebrings brightness and cuts through the creaminess of the soup.

When shopping for these ingredients, choose fresh vegetables for optimal flavor, especially the celery root, as it serves as the star of the Cream of Celery Root Soup. For the broth, I recommend brands like Swanson or homemade for a richer taste.

Easy Substitutions

  • Dairy-free: swap heavy cream for coconut cream — you'll get a slightly sweeter flavor and a creamier texture, though the soup will have a hint of coconut.
  • Lower calorie: swap heavy cream for unsweetened almond milk — this will lighten the soup significantly, making it less creamy, but it still offers a nice base.
Ingredients for Cream of Celery Root Soup with Fresh Parsley Garnish
Everything you need for this recipe

How to Make This Recipe

Cook the Base

1

Heat 2 tablespoons of olive oil in a large pot over medium heat (about 350°F) for 2 minutes until it shimmers. This helps to create a flavorful base for the soup.

2

Add 1 chopped onion and sauté for 5 minutes until it turns translucent. The sweet aroma of the onion indicates it's time to move on.

3

Stir in 2 minced garlic cloves and cook for an additional minute until fragrant. Garlic adds depth to the flavor profile, making it tempting.

4

Add 1 diced celery root to the pot and sauté for 5 minutes, stirring occasionally. You'll notice it becoming tender and slightly golden.

Simmer & Blend

5

Pour in 4 cups of vegetable broth, then add 1 teaspoon of dried thyme, salt, and pepper. This combination enhances the soup's earthy flavor.

6

Bring the mixture to a boil, then reduce the heat to low and simmer for 20 minutes, or until the celery root is tender. The smell will fill your kitchen with warmth.

7

Remove the pot from heat and carefully blend the soup using an immersion blender until smooth. You want a creamy texture without any lumps.

Finish & Serve

8

Stir in 1 cup of heavy cream and the juice of half a lemon, then return the pot to low heat for 2 minutes to warm through. The cream gives it richness, while lemon brightens the flavor.

9

Taste and adjust the seasoning with more salt and pepper if needed. This final check ensures every bowl is perfect.

10

Ladle the soup into bowls and garnish with chopped parsley before serving. The vibrant green adds a pop of color and freshness.

Pro Tips

Use Fresh Thyme for Depth:

Fresh thyme brings a vibrant aroma that dried thyme just can't match. I always prefer to strip the leaves from the stems right before adding them to the pot for maximum flavor. You’ll notice the difference in every spoonful!

Blend for a Creamier Texture:

For a super-smooth soup, use an immersion blender. I find it easier than transferring to a countertop blender, which can be messy. Just be careful to blend in batches if your pot is too full—nobody likes a soup explosion!

Sauté Celery Root for More Flavor:

Before adding broth, try roasting or sautéing the diced celery root until golden brown. This caramelization builds a deeper flavor profile that enhances the overall dish. I often do this step to add that extra layer of richness!

Infuse with a Bay Leaf:

Adding a bay leaf to the broth while it simmers can enhance the soup's flavor complexity. Just remember to remove it before blending! I often let it steep for the full cooking time to extract maximum essence from it.

Garnish with Fresh Herbs:

A sprinkle of fresh parsley or chives right before serving adds a pop of color and freshness. It’s an easy way to enhance the presentation and flavor. Trust me, your guests will appreciate that extra touch!

Variations & Customizations

Flavor Twists

Curried Celery Root Soup

Add 1 tablespoon curry powder and 1/2 teaspoon ginger when sautéing the onion and garlic. The soup transforms into a warm, aromatic dish with a vibrant yellow hue. The curry adds a pleasureful depth, making it feel cozy and inviting.

Mushroom and Celery Root Blend

Incorporate 1 cup of diced cremini mushrooms when you sauté the onions and garlic. The mushrooms lend an earthy flavor, while their texture creates a satisfying contrast. You’ll notice a richer, umami-packed essence that pairs beautifully with the creamy base.

Seasonal Versions

Autumn Harvest Celery Root Soup

Mix in 1 cup of roasted butternut squash cubes and 1/2 teaspoon ground nutmeg along with the vegetable broth. This variation is a celebration of fall, with a sweet, nutty flavor and a lovely golden-orange color. It feels like a warm hug on a chilly day!

Spring Pea and Celery Root Soup

Stir in 1 cup of fresh or frozen peas during the last 5 minutes of cooking. The vibrant green color adds a pop of freshness, while the peas contribute a slight sweetness and a hint of springtime in every spoonful.

Storage & Meal Prep

How to Store

Room Temperature

It's best to avoid storing your Cream of Celery Root Soup at room temperature for more than two hours. If you need to leave it out for a bit, use an airtight container to keep it safe from contaminants.

Refrigerator

This soup can last up to five days in the refrigerator. Make sure to let it cool completely before transferring it to an airtight container, as condensation can lead to a watery texture. I recommend using a glass container for best results.

Freezer

In the freezer, your soup will stay fresh for about three months. For optimal texture, consider flash freezing it in portions on a sheet pan before transferring to freezer bags. When you’re ready to enjoy, thaw it overnight in the fridge or heat directly from frozen on the stove over low heat, stirring occasionally until warmed through.

Meal Prep

I suggest doubling the recipe to have plenty of Cream of Celery Root Soup on hand for the week. Prep it on the weekend, and store it in individual glass containers for easy grab-and-go meals. It will stay fresh for up to five days in the fridge. Reheat in the microwave for about 2-3 minutes, or until piping hot.

Equipment You'll Need

Essential

Large pot: A sturdy pot, ideally 4-6 quarts, is crucial for even cooking. A heavy-bottomed pot distributes heat well, preventing hotspots that can scorch your ingredients. I love using my Dutch oven for this; it retains heat beautifully and feels like it’s doing the work.

Immersion blender: This handy tool is a lifesaver for blending soups directly in the pot. It saves time and cleanup compared to transferring hot soup to a traditional blender. Plus, you can control the texture right at the source. If you don’t have one, a high-speed blender will do the job but requires extra steps.

Nice to Have

Measuring cups and spoons: Accurate measurements can really impact the flavor balance in your soup. While you could eyeball it, I find that using measuring tools keeps my seasoning on point, especially with the salt and pepper.

Frequently Asked Questions

Can I use other root vegetables instead of celery root?

Absolutely! You can substitute celery root with parsnips or potatoes for a different flavor profile. Just keep in mind that the texture and taste will vary slightly.

Why did my cream of celery root soup turn out too thin?

If your soup is too thin, it might need more cooking time or additional thickening. You can blend in some more cooked celery root or add a bit of cornstarch mixed with water to achieve the desired consistency.

How can I make this soup dairy-free?

For a dairy-free version, simply substitute heavy cream with coconut milk or cashew cream. Both options will add a lovely creaminess without the dairy.

What can I serve with cream of celery root soup?

Pair this soup with crusty bread or a fresh green salad for a balanced meal. A sprinkle of croutons on top adds a pleasureful crunch, too!

Can I make cream of celery root soup ahead of time?

Yes, you can prepare the soup a day in advance! Just store it in the refrigerator and reheat gently on the stove, adding a splash of broth if it thickens too much.

This Cream of Celery Root Soup is a warm hug in a bowl, perfect for chilly evenings when you crave something comforting and nourishing. For an added depth of flavor, try finishing it with a drizzle of good olive oil and a sprinkle of fresh herbs. I can’t wait to hear how yours turns out — share your thoughts in the comments or pin it for later!

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Cream of Celery Root Soup

by extrarecipes

A creamy, comforting soup that highlights the unique flavor of celery root, perfect for chilly days.

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Cream of Celery Root Soup
Prep 10 min
Cook 30 min
Total 40 min
Servings 4
Calories 270

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Ingredients

Servings

Makes 4 servings

Ingredients

  • 1 medium celery root (celeriac), peeled and diced into 1-inch cubes
  • 1 medium yellow onion, chopped
  • 2 cloves garlic, minced
  • 2 tbsp olive oil, for sautéing
  • 4 cups vegetable broth, low-sodium recommended
  • 1 cup heavy cream, for creaminess
  • 1 tsp thyme, dried or fresh
  • 1 tsp salt, to taste
  • 1/2 tsp black pepper, to taste
  • 2 tbsp fresh parsley, chopped for garnish
  • 1 tbsp lemon juice, for brightness

Instructions

Method

  1. 1

    Heat olive oil in a large pot over medium heat for 2 minutes.

  2. 2

    Add chopped onion and sauté for 5 minutes until translucent.

  3. 3

    Stir in minced garlic and cook for an additional 1 minute until fragrant.

  4. 4

    Add diced celery root to the pot and sauté for 5 minutes, stirring occasionally.

  5. 5

    Pour in the vegetable broth and add thyme, salt, and pepper.

  6. 6

    Bring the mixture to a boil, then reduce heat to low and simmer for 20 minutes, or until celery root is tender.

  7. 7

    Remove the pot from heat and carefully blend the soup using an immersion blender until smooth.

  8. 8

    Stir in heavy cream and lemon juice, then return the pot to low heat for 2 minutes to warm through.

  9. 9

    Taste and adjust seasoning with more salt and pepper if needed.

  10. 10

    Ladle the soup into bowls and garnish with chopped parsley before serving.

Nutrition (per serving)

Calories 270
Protein 4g
Carbohydrates 19g
Fat 21g
Fiber 3g
Sodium 600mg

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