Dr Manuel Diaz believes we need to change how we think of natural coffees. He tells me they’re underrated and underpriced – despite their recent surge in popularity.
A coffee researcher with three decades of experience and a PhD from the London School of Economics, he’s been looking into the issue for a while now. And he agreed to share with me his insights with me. Read on to discover what these controversial coffees are, his findings on quality and price differences, and what he sees in the future of natural processing.