Tagged: fermentation heap

The Night Shift Behind Your Calm Cup

The bedtime cup is effortless, but getting it there is a precisely timed operation. Here is what actually happens to the red bush between the field and the packet, including the overnight fermentation window that decides whether a batch tastes right.

Rooibos Ferments in the Open, So the Law Makes It Pass Through Heat First

Rooibos is fermented and dried outdoors on bare ground, which is exactly why no batch may legally leave a South African processing plant without a mandated heat step first. Here is what that step actually does, what a 2014 peer-reviewed review found it does not fully guarantee, and why the kettle you already use finishes the job.