Best Potato Leek Soup

Prepare yourself for the Best Potato Leek Soup, a remarkably simple yet incredibly satisfying dish that’s perfect for a cozy weeknight meal or an elegant starter. This recipe delivers a pure, comforting flavor that’s both deeply nourishing and wonderfully easy to assemble, making it a go-to for anyone seeking pure culinary comfort.

Key Ingredients for The Best Potato Leek Soup

  • Leeks: 4 medium leeks, white and light green parts only, thoroughly washed and thinly sliced
  • Potatoes: 2 pounds Yukon Gold potatoes, peeled and cut into 1-inch cubes
  • Butter: 4 tablespoons unsalted butter
  • Onion: 1 medium yellow onion, finely chopped
  • Garlic: 3 cloves garlic, minced
  • Vegetable Broth: 6 cups low-sodium vegetable broth (or chicken broth for a richer flavor)
  • Heavy Cream: 1/2 cup heavy cream (optional, for extra richness)
  • Salt: 1 teaspoon kosher salt, or to taste
  • Black Pepper: 1/2 teaspoon freshly ground black pepper, or to taste
  • Fresh Thyme: 1 teaspoon fresh thyme leaves (optional, for an herbaceous note)
  • Garnish: Fresh chives, finely chopped; croutons; a drizzle of olive oil or cream

How to Make The Best Potato Leek Soup

This recipe is a testament to how simple ingredients can create something truly special, offering a velvety smooth texture and a delicate, earthy flavor profile. It’s incredibly forgiving, making it perfect for beginners, and the straightforward process means you can have this delicious, comforting soup on your table in under an hour. Get ready for a satisfying culinary creation that feels both homemade and gourmet!

Step-by-Step Instructions


  1. Prepare the Leeks: Begin by meticulously cleaning the sliced leeks. Since leeks grow in sandy soil, dirt can get trapped between their layers. Submerge the sliced leeks in a bowl of cold water, swishing them around to loosen any grit. Let them sit for a few minutes, then gently lift them out with a slotted spoon, leaving the sand and dirt behind at the bottom of the bowl. Drain them thoroughly in a colander.



  2. Sauté Aromatics: In a large stockpot or Dutch oven, melt the butter over medium heat. Add the chopped yellow onion and sauté until softened and translucent, about 5-7 minutes, stirring occasionally. Next, add the minced garlic and cook for another minute until fragrant, being careful not to burn it.



  3. Cook the Leeks: Add the prepared leeks to the pot with the onions and garlic. Cook, stirring frequently, until the leeks have softened and become slightly translucent, about 8-10 minutes. This slow cooking process helps to draw out their sweet, mild flavor.



  4. Add Potatoes and Broth: Stir in the cubed Yukon Gold potatoes and pour in the vegetable broth. Add the fresh thyme leaves, if using. Season with the salt and black pepper.



  5. Simmer and Cook: Bring the soup to a boil, then reduce the heat to low, cover the pot, and let it simmer gently for 15-20 minutes, or until the potatoes are fork-tender and easily pierced with a knife.



  6. Blend to Creamy Perfection: Once the potatoes are tender, remove the pot from the heat. Carefully use an immersion blender to blend the soup until it is smooth and creamy. Alternatively, you can transfer the soup in batches to a regular blender, making sure to vent the lid and cover it with a tea towel to avoid steam burns. Blend until smooth.



  7. Finish with Cream (Optional): For an extra decadent and creamy texture, stir in the heavy cream. Warm the soup through over low heat, but do not let it boil after adding the cream.



  8. Adjust Seasoning: Taste the soup and adjust the salt and pepper as needed.



  9. Serve: Ladle the hot soup into bowls. Garnish with fresh chives, croutons, or a drizzle of olive oil or cream for an extra touch of elegance.


Why You’ll Love This The Best Potato Leek Soup

The star of this dish is undoubtedly its incredibly smooth and velvety texture, achieved through the gentle cooking of leeks and potatoes and a perfect blend. Unlike a waterier broth-based soup, this Best Potato Leek Soup offers a substantial, comforting feel without being heavy, making it a delightful prelude to any meal or a satisfying light lunch. Making this at home is surprisingly economical, using humble pantry staples that cost a fraction of what you’d pay for similar gourmet soups at a restaurant, allowing you to enjoy pure comfort affordably.

The subtle sweetness of the leeks, paired with the creamy richness of the potatoes, creates a flavor profile that’s both profound and delicate, a wonderful contrast to the bolder flavors you might find in a chunky vegetable soup. It’s a dish that truly warms you from the inside out. This Best Potato Leek Soup is a crowd-pleaser that’s easy enough for a busy weeknight but special enough for entertaining. Don’t hesitate to try this exquisite recipe at home – your taste buds will thank you!

Storing and Reheating Tips

Leftover Best Potato Leek Soup can be stored in an airtight container in the refrigerator for up to 3-4 days. Ensure the soup has cooled completely before transferring it to the storage container to prevent condensation.

To reheat, gently warm the soup over low to medium heat on the stovetop, stirring occasionally. Avoid boiling the soup, especially if you’ve added heavy cream, as this can cause it to separate. You can also reheat individual portions in the microwave.

For longer storage, the Best Potato Leek Soup can be frozen. Allow the soup to cool completely, then divide it into freezer-safe containers or heavy-duty freezer bags. It will remain good in the freezer for up to 2-3 months. Thaw frozen soup overnight in the refrigerator before reheating. When reheating frozen, thawed soup, you may need to add a splash of broth or cream to achieve the desired consistency, as it can thicken upon freezing.

Final Thoughts

This Best Potato Leek Soup is a true classic for a reason – it’s incredibly comforting, wonderfully simple, and utterly delicious. We highly encourage you to whip up a batch and experience its creamy goodness for yourself. Enjoy this nourishing and delightful bowl of soup!

Best Potato Leek Soup

The Best Potato Leek Soup

Prepare yourself for the Best Potato Leek Soup, a remarkably simple yet incredibly satisfying dish that’s perfect for a cozy weeknight meal or an elegant starter. This recipe delivers a pure, comforting flavor that’s both deeply nourishing and wonderfully easy to assemble, making it a go-to for anyone seeking pure culinary comfort.
Prep Time 20 minutes
Cook Time 35 minutes
Total Time 55 minutes
Servings: 4 servings
Course: Soup, Starter

Ingredients
  

Leeks
  • 4 medium leeks white and light green parts only, thoroughly washed and thinly sliced
Potatoes
  • 2 pounds Yukon Gold potatoes peeled and cut into 1-inch cubes
Fat
  • 4 tablespoons unsalted butter
Aromatics
  • 1 medium yellow onion finely chopped
  • 3 cloves garlic minced
Liquids
  • 6 cups low-sodium vegetable broth or chicken broth for a richer flavor
  • 1/2 cup heavy cream optional, for extra richness
Seasoning
  • 1 teaspoon kosher salt or to taste
  • 1/2 teaspoon freshly ground black pepper or to taste
  • 1 teaspoon fresh thyme leaves optional, for an herbaceous note
Garnish
  • Fresh chives finely chopped
  • Croutons
  • Olive oil or cream a drizzle

Equipment

  • Large Stockpot or Dutch Oven
  • Immersion blender
  • Colander
  • Bowl
  • Slotted spoon

Method
 

  1. Begin by meticulously cleaning the sliced leeks. Since leeks grow in sandy soil, dirt can get trapped between their layers. Submerge the sliced leeks in a bowl of cold water, swishing them around to loosen any grit. Let them sit for a few minutes, then gently lift them out with a slotted spoon, leaving the sand and dirt behind at the bottom of the bowl. Drain them thoroughly in a colander.
    4 medium leeks
  2. In a large stockpot or Dutch oven, melt the butter over medium heat. Add the chopped yellow onion and sauté until softened and translucent, about 5-7 minutes, stirring occasionally. Next, add the minced garlic and cook for another minute until fragrant, being careful not to burn it.
    4 tablespoons unsalted butter, 1 medium yellow onion, 3 cloves garlic
  3. Add the prepared leeks to the pot with the onions and garlic. Cook, stirring frequently, until the leeks have softened and become slightly translucent, about 8-10 minutes. This slow cooking process helps to draw out their sweet, mild flavor.
    4 medium leeks, 1 medium yellow onion, 3 cloves garlic
  4. Stir in the cubed Yukon Gold potatoes and pour in the vegetable broth. Add the fresh thyme leaves, if using. Season with the salt and black pepper.
    2 pounds Yukon Gold potatoes, 6 cups low-sodium vegetable broth, 1 teaspoon fresh thyme leaves, 1 teaspoon kosher salt, 1/2 teaspoon freshly ground black pepper
  5. Bring the soup to a boil, then reduce the heat to low, cover the pot, and let it simmer gently for 15-20 minutes, or until the potatoes are fork-tender and easily pierced with a knife.
    2 pounds Yukon Gold potatoes
  6. Once the potatoes are tender, remove the pot from the heat. Carefully use an immersion blender to blend the soup until it is smooth and creamy. Alternatively, you can transfer the soup in batches to a regular blender, making sure to vent the lid and cover it with a tea towel to avoid steam burns. Blend until smooth.
    2 pounds Yukon Gold potatoes
  7. For an extra decadent and creamy texture, stir in the heavy cream. Warm the soup through over low heat, but do not let it boil after adding the cream.
    1/2 cup heavy cream
  8. Taste the soup and adjust the salt and pepper as needed.
    1 teaspoon kosher salt, 1/2 teaspoon freshly ground black pepper
  9. Ladle the hot soup into bowls. Garnish with fresh chives, croutons, or a drizzle of olive oil or cream for an extra touch of elegance.
    Fresh chives, Croutons, Olive oil or cream

Notes

Leftover soup can be stored in an airtight container in the refrigerator for up to 3-4 days. To reheat, gently warm over low to medium heat on the stovetop, stirring occasionally. Avoid boiling, especially if cream has been added. Can also be frozen for up to 2-3 months.

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