Creamy Basil Soup

Special Equipment 2 large saucepans Immersion blender Ingredients 1 cup minced basil 3 cups chicken broth 1/2 cup heavy cream 1/4 cup butter 3 cups milk 3 tablespoons all-purpose flour ½ cup sour cream 1 tablespoon sea salt 1 tablespoon cracked black pepper 1…