Tisane. There are no tea leaves in it, which means there is no theine in it. In the composition of a typical kit that people used to put in wine to make mulled wine (cinnamon (cassia), star anise, apple and orange), you will immediately find hibiscus. Indeed, it smells like mulled wine. The taste is sour and compote-like, but only at first, then the cinnamon makes its presence known with its natural sweetness. Mild taste.
It is better to brew using the infusion method, from a French press, grandma's kettle or a mug that everyone understands. The recommended water temperature is about 90 degrees.