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How to Build a Professional Espresso Machine For coffee shops and cafes seeking to attract customers with an interest in barista and espresso skills, this is a great choice. It's official machine for World Barista Championships, and it demonstrates. The barista can refill the water reservoir throughout their shift. Coffeee has cool-touch steam wands and hot water taps for tea. Water A commercial espresso machine has to create a huge amount of espresso based drinks in an efficient manner. That's why they are usually constructed of stainless steel, which is more robust and resistant to scratches and break. Espresso machines are also simpler to maintain and clean. A high-quality machine must include an independent shut-off valve for the water pipe, to prevent limescale build-up. This will ensure any repairs are limited to affected components of the machine, and will not affect the rest of your operation. When selecting your water ensure that you test it and treat it properly to ensure the best results. For instance, distilled water can be refining by adding a small amount of minerals back into it. It can improve the taste and negate its erosive properties, however it could also cause damage to certain machines. This is because the remineralized water will cause the boiler sensor to think that the machine is filled, when it's not. This can cause overheating and damage the machine. Grinder The grinder is a crucial element of a successful espresso maker. It grinds a raw bean and turns it into finely ground coffee that can be properly tamped into the filter basket to produce an excellent extraction. Commercial-grade espresso machines usually come with a built-in grinder that can be programmed to grind for different sizes of drinks, providing consistency in results every time. Super-automatic espresso machines take this one step further by automating and programmable the whole process from brewing to grinding to dispensing. These types of machines are able to score high marks in Lab tests due to their hands-free accessibility. A manual or semi-automatic espresso machine requires more involvement by the barista, but the quality of the end product is often worth it. This model earned an 2022 Good Housekeeping Coffee Award for its clever dosing feature that weighs and dispensing the right amount of ground coffee every time. It also comes with a low pressure pre-infusion system for an even extraction, as well as the milk frothing wand, which performed well in our tests for producing rich, thick steaming milk. Temperature When it is time to make espresso, temperature plays a major factor in the taste and quality of your espresso. If the water isn't at an optimal temperature, it can cause a delay in extraction, and could lead to a bitter cup of coffee. High-quality espresso machines come with devices that allow you to maintain the right temperature of your water. A PID monitors and regulates temperature of water. Double boiler systems are a second method to do this. You can use one boiler to heat steam and water for tea, while using the second to heat water to the brewing temperature. Carles points out that these types of systems can make a difference for large corporations and home baristas alike. They can help novices get the perfect espresso shot because they can maintain the exact temperature and prevent numerous variables that could affect the flavor of the flavor. It is also easier for baristas who have more experience to dial in their shots just the way they would like. Pressure The amount of pressure an espresso machine uses is another factor which affects the quality of the coffee it produces. Many espresso drinkers notice that their coffees taste different based on the amount of pressure that is used, even though all other variables remain the same. Most commercial machines use 9 bars of pressure to make espresso. These machines are also more likely to be steam driven than pumps-driven. Although higher-pressure machines are also available but they require a group head that is more complex to handle the increased levels of pressure. Although you might see espresso machines that advertise 15 or even 18 bars of pressure, nine bars are generally considered to be the gold standard for creating consistently great brews. These higher-pressure machines are typically cheaper and intended to be used at home. To put 9 bars of pressure in perspective, it's over four times the amount of pressure that's exerted by the air inside your car tire. The more pressure an espresso maker with professional quality can apply, then the better at capturing the flavor of your favorite coffee beans. It is worth investing in top-quality machines that will give you the best results. Barista Skills A barista should be able to take orders and handle them quickly and accurately. This is particularly crucial when there is a lot of activity in the coffee shop. A good customer service skill is crucial for establishing relationships with customers and boosting sales for the coffee shop. This could include recognizing regular customers, working effectively to resolve issues and remaining friendly and positive when faced with difficult situations. Baristas often need to be skilled at multitasking, since they have to take orders and operate a cash register and share orders with colleagues and respond to phone calls at the same time. This skill allows them to keep orders moving quickly to the customer, and ensures that customers have an enjoyable time in the coffee shop. It is vital for a barista's education to be able to make different drinks with an espresso machine. Learn about the different types of espresso by studying them, experimenting with the drinks in person and by watching online videos. Baristas often find it beneficial to attend classes on the topic, which are provided by various organizations.