Preparation of Coffee before florescence-selection and Application of Milk foaming principle of Milk foaming

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When talking about making delicious Cappuccino and Latte Art in coffee teaching, the importance of milk selection and application is discussed, in which the principle of milk foaming is deeply expounded, and the course of making milk foam is explained with pictures and texts.

1. The skills of forming spinning nests with milk bubbles in the cup.

2. The essentials of the temperature when making milk foam.

3. The operation process of making milk foam by coffee mechanism.

4. Post-processing and mixing of milk foam after production

5. Characteristics and selection of steam holes in coffee machines.

[selection of flower-drawn vats]

The pull-out cylinder has many brands and different styles, and the structure of the cylinder mouth is subdivided into long mouth, sharp mouth and round mouth. Generally speaking, baristas choose to create different styles of coffee jars according to different mouth shapes.

Personal experience sharing:

First, the round mouth type flower drawing jar is suitable for making: heart shape, "tulip" and so on.

Second, the sharp-mouthed drawing cylinder is suitable for making: leaf shape, "embossing" and so on.

In the barista's hands-on course, making a perfect flower drawing requires pre-decomposed process skills exercises, which are part of the actual operation.

The basic decomposed process skills exercises are summarized as follows:

1. Operation flow of bean grinder

2. Filling and pressing process of loading powder

3. Operation flow of coffee machine

4. Steam rod operation flow

5. The habit of clean reset

In the actual operation of the coffee flower, the production of foam for the flower is particularly critical, this skill training is also the most patient link. We have sorted out the study materials of "how to make milk foam with a coffee machine"!

[choice and use of milk]

When making foam, it is recommended to choose whole milk and fully refrigerate 3 ℃-5 ℃.

[essentials for foam foaming]

First, the liquid level intake, milk extension period, fully into the dry steam

Second, moderate spanking, repairing the whirlpool period, fully foaming and dealing with

[coffee machine steam foam operation procedure]

1. The first empty steam injection pipe to remove condensed water and get dry steam.

2. Take the steam pipe and put it in the milk jar.

3. Turn on the steam, inject air close to the milk level, and feel the temperature change with your hands.

4. Stretch the foam, control the appropriate amount of steam, and feel the temperature change with your hands.

5. Adjust the angle, foam with moderate whirlpool, and feel the temperature change with your hands.

6, 65 ℃ or so, turn off the steam and wipe clean

7. Steam pipe for the second time, clean and reset to prevent blockage

[treatment of milk foam]

1. Shake up and down to break the coarse foam on the surface

2. Shake left and right and mix the foam evenly.

[characteristics and selection of steam holes in coffee machines]

1. The angle of the steam hole directly affects the formation of the vortex during production.

2. Choose 3-hole and 4-hole coffee machine steam tube to make milk foam