Butternut Squash Soup<!-- -->

Ingredients

• 4 cups diced butternut squash
• 1 celery stalk, minced
• 1 leek, minced
• ½ onion, diced
• 2 cups chopped leeks
• ¼ teaspoon fennel seed
• ⅛ teaspoon cinnamon
• 2 cloves garlic, minced
• 1 potato, diced
• 3 tablespoons yeast flakes
• 1 pinch dry sage
• 1 small bay leaf
• 2 teaspoons chopped fresh rosemary
• 2 teaspoons chopped fresh thyme
• 1 tablespoon tarragon
• ¾ teaspoon kosher salt
• 2 tablespoons olive oil
• 5 cups water