This is a rare treat. Usually reserved for royalty in generations past, this is still a difficult type of tea to get your hands on in the United States.
No rolling or bruising takes place.
Leaves are put under a warm towel for a while to trap moisture. Over time the leaves change color because the chlorophyll is broken down (as it’s oxidized).
To stop oxidation (or denature), leaves are baked to roughly 150° F.
Dried on racks to ensure uniform drying and time of drying.