It has a "handle" and a "blade" to remove excess beer foam, making an important step out of the 9 in the "Perfect Serve".
The name of the 9 necessary steps in the Beer Pouring Ritual borrows something from the medieval terminology of the knights:
►Cleaning, washing and cleaning the glass.
►Sacrifice, opening the plug, draining the first drops.
►Liquid Alchemy, inserting the glass under the plug, at an angle of 45 degrees, without touching the pipe of the plug.
►The foam crown, which involves lowering the glass so that the foam forms naturally.
►Moving - quickly closing the plug at the same time as moving the glass to one side so as not to let the beer drops fall over the foam formed.
►Cutting, removing the top of the foam with a knife / spatula.
►Rule of the two fingers, "Judgment" foam layer measurement
►Cleaning, immersing the beer-filled glass in a tub of cold water.
and the last step ► It all ends with "Reward", which involves serving the ready-made glass on a stand, taking care that it is returned with the logo to the customer.
The foam reveals a lot about the quality of the beer.
A tall, small, long-lasting bubble is often a sign of quality beer.
If an initially high foam disappears quickly, this may be due to the fact that the beer was served too hot, or that the glass was not well washed and has deposits of grease, or detergents, even if they are not visible to the naked eye. liber.
The foam of a quality beer must be white, dense, 3-4 cm high, persistent for at least three minutes, accompanied by constant beading.