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Potato and Leek Soup with Truffle Oil Recipe


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3.8 from 66 reviews

  • Author: Amelia
  • Total Time: 45 minutes
  • Yield: 4–6 servings
  • Diet: Vegetarian

Description

This creamy potato and leek soup blends tender Yukon Gold potatoes and sweet leeks into a smooth, comforting base, elevated with a luxurious drizzle of truffle oil. Perfect for cozy dinners or elegant entertaining, this French-inspired recipe offers a rich yet simple flavor profile that’s both satisfying and sophisticated.


Ingredients

Base Ingredients

  • 2 tbsp butter or olive oil
  • 3 large leeks, white and light green parts only, sliced
  • 2 cloves garlic, minced
  • lb Yukon Gold potatoes, peeled and diced
  • 4 cups vegetable or chicken broth
  • ½ cup heavy cream or half-and-half
  • Salt and black pepper, to taste

Finishing & Garnish

  • Truffle oil, for drizzling
  • Optional garnish: chives, cracked pepper, croutons


Instructions

  1. Prepare the base: Heat butter or olive oil in a large pot over medium heat to create a flavorful base for the soup.
  2. Sauté the leeks: Add the sliced leeks and cook for 8–10 minutes, stirring occasionally until they become very soft but not browned, allowing their sweetness to develop fully.
  3. Add garlic: Stir in the minced garlic and cook for about 30 seconds to release its aroma without burning.
  4. Add potatoes and broth: Incorporate the diced Yukon Gold potatoes and pour in the vegetable or chicken broth to the pot.
  5. Simmer: Bring the mixture to a boil, then reduce heat to low and let it simmer for 20–25 minutes, or until the potatoes are tender and easily pierced with a fork.
  6. Blend the soup: Using an immersion blender directly in the pot or transferring batches to a countertop blender, blend until the soup is luxuriously smooth and creamy.
  7. Add cream: Stir in the heavy cream or half-and-half to enrich the soup and enhance its velvety texture.
  8. Season: Taste the soup and season with salt and black pepper as desired to balance the flavors.
  9. Serve: Ladle the soup into bowls and finish each serving with a light drizzle of truffle oil for an elegant aroma and flavor boost. Garnish with chives, cracked pepper, or croutons if preferred.

Notes

  • Wash leeks thoroughly to remove any grit or dirt trapped between the layers.
  • Use truffle oil sparingly as its flavor is very potent and can overpower the dish.
  • For a lighter version, substitute milk in place of cream without sacrificing creaminess.
  • The soup will thicken as it cools; add additional broth to loosen the consistency if reheating.
  • Prep Time: 15 minutes
  • Cook Time: 30 minutes
  • Category: Soup
  • Method: Stovetop
  • Cuisine: French-Inspired