Star anise is a spice made from the fruit of the Chinese evergreen tree Illicium verum. It's aptly named for the star-shaped pods from which the spice seeds are harvested and has a flavor that is reminiscent of licorice.star anise is steeped in water to make a tea used to treat respiratory infections, nausea, constipation and other digestive issues. Star anise also makes a great addition to sweet dishes and desserts, such as baked fruit, pies, quick bread and muffins.