Charge and roast time experiment

Thanks to Jono from Rosetta roastery, for inviting me to participate in this experiment. Although the sample size was small, both in roast sample size and number of samples, some valuable lessons where learnt. Experiment: To roast the coffee 6 ways only changing the charge temp (CT), keeping flame at the same throughout and once First crack (FC) is reached have dev time ratio of (DTR) 10% of the roast. Mostly Drop Temp (DT) – was around 3°C later. Sample size: 200g roasted. Two coffees were tasted, then the one we liked was identified as the favourite roast or middle roast: Read More …