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How to Build a Professional Espresso Machine This is a great option for cafes and coffee shops that wish to attract customers who are enthusiastic about barista and espresso skills. It's the official machine used for World Barista Championships, and it displays. The barista is able to refill the water reservoir throughout their shift. The machine has a hot water tap for tea and cool-touch steam wands. Water A commercial espresso machine has to be able to make a huge amount of espresso-based drinks effectively. This is why they are usually constructed of stainless steel, which is more durable and resistant to breakage and scratches. These espresso machines are also easier to maintain and keep clean. A top-quality machine should have a separate shut-off valve to the water pipe to prevent the accumulation of limescale. This will ensure that any repairs are isolated to the affected components of the machine and won't impact the remainder of your operation. Check your water to ensure that it has been treated properly. For example distillate water can be remineralized by adding a small amount of minerals back into it. This can diminish its negative erosive properties and enhance its taste, but it may also damage machines. The remineralized water will make the boiler sensor think the machine is full, even though it isn't. Source Webpage can cause the machine to overheat and become damaged. Grinder The grinder is a vital element for an espresso machine that works. It grinds a raw bean and transforms it into a finely ground coffee that can be properly put into the filter basket for an excellent extraction. Professional commercial grade machines include grinders that can be programmed for different drink sizes. This guarantees consistent results every time. Super-automatic machines go further and automatize the entire process from brewing to grinding and dispensing. These kinds of machines tend to earn high marks in Lab tests due to their hands-free ease of use. A semi-automatic or manual espresso machine requires more involvement from the barista, but the quality of the end result is often worth the effort. This model was awarded the 2022 Good Housekeeping Coffee Award for its clever dosing feature that weighs and dispenses the correct amount of ground coffee each time. It also features the ability to use a low pressure pre-infusion to ensure an even extraction, and the milk frother produced thick, rich steamed milk in our tests. Temperature Temperature is a key aspect in espresso. If the temperature of your water is not at the right level, it may cause extraction to be impeded and could result in bitter coffee. Fortunately, espresso machines of high-end quality include tools that allow you to keep your water at the right temperature. One way to do this is by using an PID, which monitors and adjusts the temperature of the water. Double boiler systems are a second method to achieve this. One boiler can be used to heat steam and water for tea, and use the other for heating water to brewing temperature. Carles mentions that these systems can make a difference for large companies and home baristas alike. They can aid novices get the perfect espresso drink because they are able to maintain the exact temperature and prevent several variables that can affect the flavor of the flavor. It's also simpler for baristas with more experience to dial in their espressos just the way they want. Pressure The pressure the espresso machine makes use of also affects the quality of coffee it makes. Many espresso drinkers have noticed that their drinks taste differently based on the pressure that is used, even though all other variables remain the same. Most commercial machines use 9 bars of pressure in order to make espresso. These machines are also likely to be pump-driven rather than steam-driven. Although higher-pressure machines are also available but they require a group head that is more intricate to handle the increased levels of pressure. While some espresso machines advertise 15 or 18 bars of pressure in their machines 9 bars are typically considered to be the standard for making consistently excellent brews. These machines with higher pressures are generally cheaper and intended for use at home. To put 9 bar of pressure into perspective, it's nearly four times the amount which is emitted by the air inside your car tire. The more pressure a professional espresso maker can apply, the better it is at extracting flavor out of the coffee beans you love. For this reason, it's worth investing in a high-end machine that will deliver the best possible results. Barista Skills Baristas must be able to take orders from customers quickly and accurately. This is especially crucial when there is a lot of activity at the coffee shop. Good customer service skills is also crucial for establishing relationships with customers and generating more business for the shop. This could include recognizing regular customers, working effectively to resolve issues and staying positive and friendly even when faced with difficult situations. Having strong multitasking skills is usually required for a barista, as they could be required to take orders and operate the cash register and also communicate orders to their coworkers and answer phone calls at one time. This skill allows the customer to enjoy a pleasant experience in the cafe by ensuring that orders get delivered promptly. It is important for a barista to be knowledgeable about the various kinds of drinks that can be made with an espresso machine. This can be gained through studying the various kinds of coffee, testing them out in person, or watching videos online. Many baristas prefer to attend classes on the topic, which are provided by many organizations.