Celery Root-Apple Soup

Democracy Dies successful Darkness

For the optional parsley-chive oil

• 1/2 cupful packed caller parsley leaves and tender stems
• 1/4 cupful packed chopped chives
• 1/3 cupful olive lipid (see Substitutions)

For the soup

• 2 tablespoons unsalted butter, oregon much arsenic needed
• 2 tablespoons olive oil, positive much arsenic needed
• 2 mean leeks (thoroughly cleaned), achromatic and light-green parts, coarsely chopped (2 cups)
• 2 mean ail cloves, precise thinly sliced
• Fine salt
• 2 ample celery roots (celeriac astir 4 pounds total), peeled and chopped into 3/4-inch chunks (8 cups)
• 1 ample Granny Smith oregon different tart apple, peeled, cored and chopped into 1-inch chunks
• 3 cups homemade oregon no-salt-added chickenhearted broth, positive much arsenic needed
• 2 cups water, positive much arsenic needed
• 1 cupful pome juice, preferably unsweetened (see Substitutions)
• 1 spoon to 1 1/2 teaspoons achromatic pepper, preferably freshly ground
• Scant 1/8 spoon chili powder
• Roasted mushroom chips, for garnish (see Notes)