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How to Build a Professional Espresso Machine For coffee shops and cafes looking to attract customers who have a love of espresso and barista abilities, this is a great option. It's the official machine used for World Barista Championships and it really shows. It also has a reservoir for water so that the barista just requires refilling it throughout their shift. The machine also features steam wands that cool-touch as well as hot water taps for tea. Water A commercial espresso machine needs to be able to create a large volume of espresso-based drinks effectively. That's why these machines are built with stainless steel which is more robust and resistant to breakage and scratches. Stainless steel espresso machines also make it easier to maintain and clean. A high-quality machine should include a separate shut-off valve for the water pipe, to prevent the build-up of limescale. This will ensure that any repairs are made to the affected parts of the machine and won't impact the remainder of your operation. When choosing your water make sure you test it and treat it correctly to ensure the best results. For example the distilled water can be remineralized by adding a small amount of minerals back into it. It can improve the taste and negate its erosive properties, but can also harm certain machines. This is because the remineralized fluid will cause the boiler sensor to think that the machine is filled, when it's not. This can lead to overheating and possibly damaging the machine. Grinder The grinder is an essential component of a successful coffee maker. It grinds a raw bean and turns it into finely ground coffee that can be properly put into the filter basket to produce an excellent extraction. Professional commercial grade machines include grinders that are programmed for different drink sizes. This ensures the same results every time. Super-automatic machines go one step further and automatize the entire process from brewing to grinding and dispensing. These machines are often praised during Lab tests for their ease to use. A semi-automatic or manual espresso machine requires more involvement from the barista, but the quality of the end product is often worth it. This model won an award known as the Good Housekeeping Coffee Award in 2022 for its intelligent dosing mechanism that measures and delivers the correct amount of coffee every time. It also features the ability to use a low pressure pre-infusion to ensure well-balanced extraction, as well as the milk frother produced rich, thick steamed-milk during our tests. Temperature Temperature is a major aspect in espresso. If the temperature of your water is not at its ideal level, it may result in a slower extraction and could result in bitter coffee. Espresso machines of the highest quality come with tools to help you maintain the correct temperature of your water. espresso coffee machines and regulates temperature of water. The other way is by utilizing a double boiler system. This lets you utilize one boiler for steam and tea and the other one to heat water to brewing temperatures. Carles points out that these kinds of systems can make a big difference for large-scale businesses and baristas at home alike. They can assist novices get the perfect espresso shot because they maintain a precise temperature and avoid many variables that can affect the flavor quality. It helps experienced baristas to create their shots exactly how they want them. Pressure The pressure an espresso maker uses is another factor that affects the quality of the coffee it produces. Many espresso drinkers have noticed that their drinks taste differently based on the pressure used, despite the fact that all other factors are constant. Most commercial machines use 9 bars of pressure in order to make espresso. These machines are also more likely to be steam-driven instead of pumps driven. Although higher-pressure machines are also available however they require a group head that is more complex to handle the higher levels of pressure. While some espresso machines advertise 15 or 18 bars of pressure in their machines Nine bars are generally considered to be the gold standard for making consistently excellent espressos. These machines with higher pressures are generally less expensive and are intended for use at home. In comparison, 9 bars of pressure is four times higher than the pressure that is exerted by your car tire. The more pressure a professional espresso machine can apply to the coffee, the better it will be at capturing the flavor of your favorite coffee beans. This is why it's worthwhile to invest in a top-quality machine that can deliver the highest quality results. Barista Skills A barista must be able to take and process orders from customers quickly and accurately. This is especially important during busy times in the coffee shop. A good customer service skill is also important for building relationships with customers and boosting sales for the coffee shop. This includes acknowledging regular customers, working efficiently to resolve problems and being positive and helpful even in difficult situations. Baristas often need to be adept at multitasking as they have to take orders, operate a cash register, communicate orders with coworkers and take phone calls all at once. This ability allows customers to enjoy an enjoyable experience at the coffee shop by ensuring that orders are served promptly. It is vital that a barista's skills are developed to be able to prepare various types of coffee using an espresso machine. This can be gained through reading up on the different kinds of coffee, testing them out in person, or watching videos online. Many baristas find it helpful to attend classes offered by various organizations.