I conduct tests on French press brewers in a similar manner to how I test standard drip coffee makers. The process begins with hand-washing and hand-drying each product. Following this, I grind an appropriate amount of coffee beans to match a specific brewing ratio. In the case of French press brewing, this ratio is 4 ounces of ground coffee to 32 ounces of water.
We test French press coffee makers the same way we test standard drip…