Best Leek And Potato Soup Recipe - How To Make Leek And Potato Soup

Ingredients

• 4 tbsp. extra-virgin olive oil, divided
• 4 large leeks, halved, white and green parts separated, thinly sliced, rinsed well (about 2 lb.)
• Kosher salt
• 2 tbsp. butter
• 2 stalks celery, finely diced
• 1 anchovy fillet
• 3 cloves garlic, minced
• 1/2 tsp. ground white pepper
• 1 tsp. freshly ground black pepper
• 1 tsp. ground coriander
• 1 tsp. fennel seeds
• 1/8 tsp. MSG (optional)
• 1 1/2 lb. Yukon gold potatoes (about 3 large)
• 4 c. low-sodium chicken broth
• 1/2 c. half and half, plus more for garnish
• Half and half
• Fried leek greens
• Freshly grated Parmesan
• Crusty bread, for serving