Beer is fermented (usually) by one of two closely related species of yeast. In this quick bonus episode, we look at what how beer fermentation works, the differences between ale and lager, and how yeast and fermentation impact beer flavor. Enjoy this quick primer on beer fermentation!

In this episode we take a deep dive into cacao fermentation with Sarah Bharath. Sarah works with cacao farmers in Trinidad & Tobago on behalf of Meridian Cacao, assisting them in improving their farming and post-harvest processes. Sarah is both a passionate advocate for cacao farmers and an inquisitive researcher whose curiosity drives her enthusiasm for always learning more about this fascinating crop. Today we talk all about the cacao fermentation process, how the variables of that process impact the flavors of chocolate, and how climate change is forcing farmers and scientists to constantly adapt to new realities.