When I think of what a grinder does to coffee beans, the simplest idea that comes to mind is that it breaks the beans into uniform chunks whose size is determined by the grinder setting. This process is illustrated below. When the ground coffee is put into a portafilter basket and tamped, it forms a… Continue reading A Simple Model of Grinding
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Measuring Density
Let’s kick things off with something I’ve been exploring recently. I had noticed that dark roasts take up a lot more space in the basket than light roasts, and thought I would try to measure the density of the beans to see how it correlated with the type of roast, where the beans came from,… Continue reading Measuring Density