Coffee Explained in 20 Minutes — Coffee Foundations

In this video:

  • Arabica vs Robusta โ€” species, varieties, and flavor differences
  • Coffee origins & terroir โ€” why altitude, soil, and climate matter
  • Processing methods (washed, natural, honey) and their impact on flavor
  • Decaffeination methods explained (Swiss Water, CO?, solvent)
  • Roast levels โ€” light, medium, dark and how roast affects extraction
  • Coffee freshness & storage โ€” degassing, packaging, freezing beans
  • Water quality โ€” hardness, alkalinity, TDS, and why baristas care

Brewing Dark Roast Coffee

Key takeaways:

  • Fresher is always better
  • Dark roasted beans go stale faster
  • Grind more coarsely
  • Use more coffee in your ratio than you would for a light roast
  • Bloom right off the boil, cooler for the rest