Definition: What Robusta coffee beans are and how they differ from Arabica.
Flavour profile: Strong, bold, earthy, more bitter, higher crema production.
Caffeine level: Typically double the caffeine of Arabica and why that matters.
Usage: Common in espresso blends, instant coffee, Vietnamese coffee culture, and commercial roasts.
Benefits: Crema production, body, cost efficiency.
Related terms: Arabica, blend, crema, caffeine, espresso.