Knowledge of Espresso and espresso

1, make ESPRESSO coffee, 90.5℃(195°F) water temperature through the coffee powder, will extract the most flavor. (The pressure of the water in the coffee machine must be 130PSI, which is equivalent to 9 atmospheres of pressure, in order to effectively and quickly extract the best taste of coffee.)

When the water temperature is lower than 88.8 ° C, the coffee produced will have obvious sour taste, and the color is slightly lighter than normal coffee.

When the water temperature is higher than 92.2 ° C, the coffee oil will be burnt, resulting in a bitter taste of the coffee, and the oil slick on the coffee surface will have dark stripes.

4. Espresso coffee is suitable for deep-roasted coffee beans, and the acidity of deep-roasted beans is low.

5, Espresso coffee surface foam center, if the formation of a dime shaped white area, indicating excessive extraction of caffeine and bitter oil.

6. Brazil, Colombia and Indonesia are the three largest coffee producing countries in the world.

7. The lower the milk fat, the easier it is to foam.

Experts know by experience or listening to the sound of milk foam, unfamiliar people had better put a thermometer in a stainless steel cup, the ideal temperature for milk foam is 140 degrees Fahrenheit

When frothing milk, if the steam pipe extends too low and reaches the bottom of the glass, there will be a noise like the roar of the jet, which says that you have burned the milk without forming foam.

10. If milk stains have been formed inside and outside the steam pipe, immerse the pipe in water, turn on the knob switch to spray, and soon the milk stains will dissolve and fall.

Good ESPRESSO coffee should be strong but not overly bitter.

Coffee beans contain more than 1,200 chemicals.

A coffee tree produces about 2,000 cherries per year.

About 2,000 cherries make a pound of coffee beans.

Each cherry contains two coffee beans, about 60 coffee beans can make a cup of ESPRESSO coffee, that is, about 60 coffee beans after grinding, weighing 7 grams

16, brewing coffee in various ways, brewing coffee faster, coffee grinding must be finer.

Tea also contains caffeine, which is about half the content of coffee.

The most popular drink in the world is water. Tea and coffee.

19. A traditional Italian biscuit, usually a two-baked almond crisp cake, is specially used to drink coffee and eat it with coffee.

In Africa and the Middle East, local people often add spices to their coffee.

Morocco people like pepper in their coffee, while Ethiopia likes a pinch of salt.

Mexicans like to drink cinnamon in their coffee.

The French prefer their traditional coffee with milk, or the same amount of coffee with heated milk.

Swiss and Germans like to mix coffee and hot chocolate in equal quantities.

Belgium likes to melt chocolate in coffee.

Austrians like to add whipped cream to their coffee.

Italians often like to add lemon to ESPRESSO coffee with drink.