Creamy Spring Asparagus Soup

1 tablespoon butter

1 large leek, white and light green parts only, cleaned and cut into 1-inch pieces

4 cups low-sodium chicken broth

1 medium Yukon gold potato, peeled and cut into 1-inch pieces

1 (1-pound) bunch asparagus, woody stems snapped off and discarded, spears cut into 1-inch pieces

1/3 cup low-fat sour cream

1/4 teaspoon fine sea salt

1/4 teaspoon ground black pepper

2 tablespoons chopped chives

1 2

KitchMe