Aleco is the cupperOne who cups, or tastes and evaluates, coffee.: A cupper is a person who performs the somewhat formal analysis of coffee quality, called cupping. See the definition of... ...more and green coffeeGreen coffee refers to the processed seed of the coffee tree fruit. Coffee is a flowering shrub that produces fruit. The seeds of the fruit are processed, roasted,... ...more guy for Stumptown, a micro-roaster from Portland Oregon.