Tag: First Crack

First Crack – The First Crack When Roasting Coffee. The coffee will crack when it reaches around 196°C. This is known as the First Crack or ‘first crack,’ It signals the beginning of the coffee bean’s significant alterations. A considerable portion of the coffee’s moisture has drained at the first crack, causing the beans to grow in size. The first fracture is a good indicator when you’re replicating a profile. This is an exothermic – and succinctly explained – reaction for the …