How a siphon coffee maker works. A siphon coffee maker has two chambers. The bottom one is filled with water. As the water is heated (usually by a burner or open flame), vapor pressure forces the water to rise into the top chamber where it mixes with coffee grounds How does a Japanese siphon coffee … Read more
If your water temperature exceeds this, your espresso will over extract and taste burnt. If your water is too cold , it will under extract your espresso. Check the temperature gauge on your espresso machine to see if your water temperature falls outside of this optimal range. Why is my espresso machine under extracting? Under-extraction … Read more
Too much extraction pressure is due to too much coffee being used, the grind of coffee being too fine, or too much tamping pressure used to compress the coffee If your espresso machine has an over-pressure valve having a technician adjust this to limit the pressure to 9 bar can assist. What to do if … Read more
If your espresso machine produces coffee slowly or only drips, check your coffee filters for buildup If your filter is clogged from small particles or dirt, the flow of the coffee will slow down, resulting in these symptoms. It is normal for filters to become clogged with use. Why is my espresso pulling so slow? … Read more
If the grind is correct, the flow will start at about 4 seconds. The flow will be smooth and constant, and the crema will be golden-brown in color If the grind is too coarse, the flow will start in 3 seconds and will be noticeably fast and will not be smooth. There will be very … Read more
Tamping removes gaps and air pockets between the coffee grinds, creates a tight seal around the edges of the portafilter and when done correctly, creates a flat and even bed of coffee for the water to flow through, promoting an even extraction of flavour. What is the purpose of tamping coffee? A good tamp creates … Read more
The volume of water for each shot should be 1 oz – so after your double shot has reached 2 oz., stop the shot and check your timer. The ideal brewing time you’re looking for is between 20 – 30 seconds – if you’re running too long or too short, check your grind, dose and … Read more
The belgian balance siphon brewer invention of the mid-18th century works by placing coffee grounds in the brew flask, and water is place in the Vacuum Flask over a Spirit Burner—this Flask is affixed to a Balance Lever Making use of gravitational energy, vacuum and vapor pressure to brew you a delicious cup. Is siphon … Read more