Avocado Lime Soup with Crème Fraiche and Roasted Pimientos

Ingredients

• (2 cups) finely chopped onion
  1 cup
• (2 cups) finely diced celery
  ½ cup
• (1⅓ cups) chopped leek (white only)
  ½ cup
• (1 tbsp) garlic

  chopped finely
  1 clove
• (6 oz) unsalted butter
  3 tbsp
• (1½ cups) flour
  3 tbsp
• (1½ gallons) chicken broth

  divided
  6 cups
• (12) California avocados
  3 unit
• (½ cup) chopped cilantro
  2 tbsp
• (¾ cup or to taste) fresh lime juice
  3 tbsp
• salt to taste
  1 unit
• pepper to taste
  1 unit
• crème fraîche or sour cream as needed for garnish
  1 unit
• roasted pimento or red bell pepper

  julienned, as needed for garnish
  1 unit