Coffee basics espresso machine for espresso

Espresso machine originated from the Italian coffee machine, with high pressure, fast brewing way, only 20 seconds, can be fine grinding, heavy baking coffee powder into a cup of fragrant and delicious Espresso, and fully emulsify the oil and colloid in the coffee beans, forming a unique dark yellow on the cup noodles. With the attached steam pipe, you can also make milk foam and make Italian fancy coffee like pull flower and cappuccino, which is very changeable.

(1) preparation utensils: Italian coffee maker, pressure plate, coffee powder, water.

(2) suitable for coffee beans: deep-roasted coffee beans, single or comprehensive beans.

(3) Coffee powder dosage and grindability: Italian espresso, coffee powder 14g / cup (grinding degree: fine).

(4) Water volume: 60ml.

(5) Operation step ① turns on the power switch and starts heating after the red light goes out. The warm-up time is 30-50 minutes. Observe the steam pressure gauge. When the pointer reaches 60-80 Pa, the coffee machine warms up. ② places the handle of the coffee maker at the coffee exit and adjusts the scale of the bean grinder to fine grinding. ③ uses a bean grinder to grind the coffee into powder and put it into the handle of the coffee machine. ④ compacts the coffee powder with a filler so that the coffee powder is evenly distributed so that it can be extracted evenly. After ⑤ filling, the coffee brewing head is 90 degrees from the front of the machine. ⑥ presses the coffee button in the use slot, and the coffee begins to flow out. When the quantity reaches the requirement, press the coffee button to stop.

(6) espresso machine brewing secret ○ single press is not easy to pass through the filter, after pressing and filling, it can be extracted in 25-30 seconds, which is a very good Espresso formula. The coffee in the ○ filter can only be evenly extracted by filling horizontally, so be sure to use a plane filler that matches the inner diameter of the filter and apply at least 20 pounds of vertical uniform force to make the powder denser. ○ is also suitable for filtering water, and the water temperature is controlled at 92-95 degrees Celsius, but household help Italian coffee machines and large commercial machines have the function of storing water, so it is best to boil for 3 minutes every day to let the water flow overnight to ensure the quality. ○ boiler pressure is not correct will extract excessive or insufficient, the appropriate pressure is 8-9 Pa, the filter area preferably 58 square centimeters, in order to control the relative pressure in the appropriate value. If ○ wants to make lattes or cappuccinos, milk is very important. Full-fat milk should be used in both hot milk and foam to have a mellow taste. ○ uses a steel cup to hold milk, pay attention to the capacity because the foam will expand 3 times; the steaming milk steam pipe should be put into the bottom of the steel cup and steam to 70 degrees Celsius; the foam steam pipe can touch the surface of the milk, and the machine will be turned off when the foam is heated to 60 degrees Celsius. Before and after ○ makes hot milk, you should let the steam pipe idle for 1-2 seconds to let cold water or milk dirt flow out.