Espresso

Question 1

What is espresso ?

Answer 1

A brewing method by which pressurized hot water is mechanically forced through a compressed bed of finely ground coffee. The result is a small intense “shot” of coffee

Question 2

What is the standard pressure of espresso machines ?

Answer 2

9 bars

Question 3

What is crema ?

Answer 3

The Italian word for cream - refers to the dense layer of foam that tops the shot of espresso

Question 4

Is crema important ?

Answer 4

YES - helps to preserve the freshness of the espresso beans. Also contributes to the texture of the espresso

Question 5

How many grams of ground coffee beans is needed for an espresso ?

Answer 5

18g +/- 2g

Question 6

Why must you tap the side of the portafilter ?

Answer 6

To make sure the espresso is even -

Question 7

Coarse =

Answer 7

Beans are far apart (have gaps)

Question 8

Fine =

Answer 8

Beans are close together (little/no space)

Question 9

What is the ideal time for extraction ?

Answer 9

30 seconds +/- 2 seconds

Question 10

How many milliliters of espresso is generally used (double shot)

Answer 10

60ml

Question 11

How much espresso is in a single shot ?

Answer 11

30ml

Question 12

What is a ghost shot

Answer 12

When you pull a shot to see what you need to do to calibrate the grinder

Question 13

What happens if you steam the milk for too long ?

Answer 13

The milk burns

Question 14

Milk standard temperature

Answer 14

60-65 degrees C

Question 15

Temperature of an “extra hot” drink ?

Answer 15

70 degrees C

Question 16

Temperature for a child’s drink (baby chino) :

Answer 16

55 degrees C