mcwresearch wrote:For your Roast Level Guidelines table you may consider adding another column; "Varietal distinction*:"
Cinnamon: Pronounced varietals (they peak around 215°C)
City: Varietals muted, but still clear
Full City: Only more pronounced varietals remain, like Kenya's bright acidity, subtler notes lost
Vienna and up: Varietals muted virtually beyond recognition.
mcwresearch wrote:Louis, I think you would definitely enjoy and benefit from the book Espresso Coffee, Second Edition: The Science of Quality.
I keep it close at hand and reference it regularly.