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Creamy Potato Leek Soup: A Classic French Inspired Dish


  • Author: cooktrove
  • Total Time: 45 minutes
  • Yield: 4 servings 1x

Description

This creamy Potato Leek Soup is a classic French-inspired dish that combines the subtle sweetness of leeks with the comforting earthiness of potatoes. Perfect for a cozy weeknight dinner or an elegant starter for a special occasion.


Ingredients

Scale
  • 4 leeks, cleaned and sliced
  • 2 large Russet potatoes or Yukon Gold potatoes, peeled and diced
  • 4 cups chicken broth or vegetable broth
  • 1 yellow onion, minced
  • 2 cloves garlic, minced
  • 2 tablespoons unsalted butter
  • 2 sprigs fresh thyme
  • 1 bay leaf
  • 1 cup heavy cream
  • Sea salt, to taste
  • White pepper, to taste
  • Fresh chives, finely chopped, for garnish

Instructions

  1. Prepare Your Ingredients: First, meticulously clean your leeks. Trim off the dark green tops and the root end. Slice the white and light green parts into 1/2-inch thick rounds. Place them in a colander and rinse thoroughly under cold water, separating the rings to ensure all grit is removed. Peel and dice your potatoes into 1-inch cubes. Mince your onion and garlic.
  2. Sauté the Aromatics: In a large, heavy-bottomed pot or Dutch oven, melt 2 tablespoons of unsalted butter over medium heat. Add the cleaned and sliced leeks and the minced onion. Cook gently, stirring occasionally, for 8-10 minutes, or until the leeks and onion are very soft and translucent but not browned. Add the minced garlic and cook for another minute until fragrant.
  3. Add Potatoes and Broth: Stir in the diced potatoes, then pour in the chicken or vegetable broth. Add the fresh thyme sprigs and the bay leaf. Make sure the potatoes are mostly submerged in the liquid. If not, add a little more broth or water until they are.
  4. Simmer to Tender Perfection: Bring the soup to a gentle simmer. Once simmering, reduce the heat to low, cover the pot, and cook for 20-25 minutes, or until the potatoes are completely tender and easily pierced with a fork.
  5. Remove Herbs and Blend: Carefully remove the bay leaf and thyme sprigs from the pot. Using an immersion blender, blend the soup directly in the pot until it's completely smooth and creamy. If you don't have an immersion blender, carefully ladle the soup in batches into a regular blender. Make sure to vent the lid (by removing the center cap and covering with a kitchen towel) to allow steam to escape and prevent pressure buildup. Blend until smooth, then return the blended soup to the pot.
  6. Finish with Cream and Season: Return the pot to low heat. Stir in the heavy cream. Heat gently for a few minutes, allowing the cream to warm through. Do not boil the soup once the cream has been added, as it can sometimes curdle. Season generously with salt and white pepper to taste. Start with a teaspoon of salt and a 1/4 teaspoon of white pepper, then adjust as needed.
  7. Serve: Ladle the hot soup into bowls. Garnish with a sprinkle of fresh chopped chives and perhaps a drizzle of good quality olive oil or a swirl of crème fraîche if desired. Serve immediately and enjoy!
  • Prep Time: 15 mins
  • Cook Time: 30 mins
  • Category: Soup
  • Method: Simmering
  • Cuisine: French

Nutrition

  • Serving Size: 1 bowl
  • Calories: 320
  • Sugar: 3 g
  • Sodium: 800 mg
  • Fat: 20 g
  • Saturated Fat: 10 g
  • Unsaturated Fat: 8 g
  • Trans Fat: 0 g
  • Carbohydrates: 30 g
  • Fiber: 4 g
  • Protein: 6 g
  • Cholesterol: 40 mg

Keywords: To clean leeks thoroughly, slice them first and place in cold water to dislodge any grit. Don't rush the sautéing process to develop sweetness. Adjust seasoning at the end, and consider garnishing with fresh chives or croutons for added elegance.