https://output.jsbin.com/bavowudefe/ A Guide to Filter Coffee Machines Filter coffee machines can be used to produce an incredibly rich and satisfying cup coffee. If you use the right methods you can get an excellent taste and a process that is gentle on the machine. It is important to select the correct equipment and adhere to the guidelines regarding the ratio of coffee to water, the grinding, the filter placement and the timing. This can make all the difference in the quality of your coffee. The water tank The water tank of the filter coffee machine holds the water that will be used to brew your coffee. You must use filtered, fresh water in the tank to obtain the best coffee flavor. The tank is usually placed just behind or above the filter basket, and its capacity is different between different models. A smaller model might be able to hold enough water to make a cup at a given time, while the larger models can accommodate an entire carafe or a pot. The tank is equipped with a heating element that is used to heat the water prior to it is poured onto the grounds. Once the water has been heated and dripped, it is then poured over the coffee beans in order to absorb the coffee oil. The water is then pour into the carafe or the pot, where it can be consumed. The ratio of coffee grounds to water can have a major effect on the quality and flavor of the filter coffee. The ideal ratio for a light cup is 1:15 and for a stronger, more robust brew it's 1:18. can help you measure the exact amount of water and coffee needed, based on your preferences. After each brewing cycle, it is important to flush the coffee maker with vinegar, to prevent mineral build-up that could cause poor function and taste. It's also recommended to wash the filter basket and filter holder regularly, as these are prone to collecting residue from previous cups of coffee. It is an excellent idea to store the coffee beans in an airtight container, away from light and moisture, to ensure their freshness.