Asparagus and Yukon Gold Potato Soup

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  • Complexity: advanced
  • Prep: 1 day
  • Cook: 30 min
  • Srv: 6
  • Cal: 203
Asparagus and Yukon Gold Potato Soup


  • 2 pounds Washington Yukon Gold potatoes
  • 3 leeks
  • 1 1/2 pounds asparagus
  • 2 cups chicken broth
  • 2 cups water
  • 3 tablespoons butter
  • 1 medium onion chopped
  • 1 sprig lemon thyme
  • 1/3 cup cold water
  • 3 ice cubes
  • 1 1/2 cups 2% milk
  • 1/2 cup half and half or heavy cream
  • salt and pepper to taste
  • Lemon Zest Creme Fraiché
  • Fresh chive blossoms or chopped chives for garnish


  1. Scrub the potatoes with a vegetable brush under cold running water.

  2. Peel. Cut into thin slices. Place in a bowl of cold water and set aside.

  3. Wash leeks well, trim off green ends and roots and cut into thin slices. Set aside.

  4. Rinse asparagus and trim off woody ends.

  5. In large pot over medium heat, heat chicken broth and water to boiling. Add asparagus and cook until bright green and still tender, about 2 to 3 minutes. Drain asparagus, reserving broth, and place asparagus in bowl of ice water to stop the cooking.

  6. When cool, cut of tips, wrap in plastic wrap and refrigerate for garnish. Cut remaining asparagus into 1 inch pieces and set aside.

  7. In same pot, over medium heat, melt butter. Add leek slices and onion and cook until beginning to get tender, about 5 minutes. Drain potato slices and add to onions in pot.

  8. Add reserved broth and thyme spring. Over medium heat, heat to simmering. Cover and cook until potatoes are tender, about 10 to 15 minutes. Remove from heat and let cool slightly.

  9. In blender, blend the asparagus pieces with ½ cup cold water and 3 ice cubes until smooth. Pour into another container, cover and refrigerate overnight. Add potato mixture to blender and blend until smooth. Pour into another container, cover and refrigerate overnight.

  10. Next day, combine the asparagus puree, potato mixture, milk and cream. Taste and add salt and white pepper as needed.

  11. Serve in chilled soup bowls. Garnish with reserved asparagus tips, Lemon-Zest Crème Fraich and chive blossoms or chopped chives.

  12. Lemon-Zest Crème Fraiché

    Blend 1/3 cup Crème Fraiché with ½ teaspoon lemon zest.

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