Quote Originally Posted by thebigspendur View Post
The only comment I would make is 1-I wouldn't be using Robusta beans. Thats the kind of stuff the commercial coffee companies use to blend to save money. In general Robusta is considered to be pretty dreadful stuff.
This comment is right on the money. Vietnamese robusta is famously foul and has a pronounced burnt rubber smell/taste. If you're going to spend the time to roast your own coffee, you should get good beans, which sell for $5 - $7 per pound at places like Sweet Maria's.