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How to Build a Professional Espresso Machine For coffee shops and cafes looking to attract customers with an interest in barista and espresso skills, this is a great option. It's the official machine of the World Barista Championships and it really does show. The barista is able to refill the water reservoir during their shift. It also has cool-touch steam wands and hot water taps for tea. Water A commercial espresso machine must be able to make large quantities of espresso-based drinks effectively. The machines are typically made of stainless steel, which is tough and resistant against cracks and scratches. Espresso machines made of stainless steel make it easier to keep clean and maintained. A high-quality machine must include an independent shut-off valve for the water pipe in order to prevent the accumulation of limescale. This will ensure that any repairs are made to the affected parts of the machine and won't impact the rest of your operation. Check your water and ensure that it has been treated properly. You can remineralize the water you distill by adding some minerals. It can enhance the taste and negate its erosive qualities, but can also damage certain machines. The remineralized water will make the boiler sensor think that the machine is full and it isn't. This could cause the machine to overheat and be damaged. Grinder The grinder is an essential element in an espresso machine that is successful. The grinder converts the raw, unground coffee bean into a finely-ground coffee that can be properly tamped into the filter basket to ensure an outstanding extraction. Professional-grade commercial machines include a grinder that can be programmed for various sizes of drinks. This ensures the same results every time. Super-automatic espresso machines take this one step further by automating and programmable the entire process from brewing to grinding to dispensing. These machines are often praised in Lab tests for their ease to use. Semi-automatic or manual machines require more work from the barista but often the results are worth it. This model earned the 2022 Good Housekeeping Coffee Award for its clever dosing feature that weighs and dispenses the correct amount of ground coffee every time. It also has a low pressure pre-infusion for well-balanced extraction, as well as an milk frother that created thick, rich steamed milk in our tests. Temperature When it is about espresso temperature, it plays a significant role in the taste and quality of your shots. If the water isn't in its ideal temperature, it may slow the extraction process and cause an unpleasant cup of coffee. High-quality espresso machines come with tools that help you maintain the right temperature of your water. One method of doing this is to use an PID, which monitors and adjusts the temperature of the water. Double boiler systems are another method to do this. This allows you to use one boiler for tea and steam while the second one heats water to brewing temperatures. Carles explains how these systems can be beneficial for large corporations as well as baristas who work from home. They make it easier for beginners to make the perfect espresso since they can keep an accurate temperature and avoid some of the factors that can affect the flavor profile. It's also simpler for baristas with more experience to make their espressos just the way they want. Pressure The pressure that an espresso machine employs is another factor that influences the quality of the coffee it produces. best portable espresso machine have noticed that their drinks taste different depending on the amount of pressure used, even when all other variables remain the same. In general, most commercial-grade machines utilize nine bars of pressure to create espresso. These machines are also more likely to be steam-driven rather than pumps driven. While there are higher-pressure machines they generally require a more complex group head design to manage the higher pressure levels. While some espresso machines advertise 15 or 18 bars of pressure on their machines, nine bars are generally considered to be the gold standard for making consistently excellent brews. These higher-pressure machines are typically cheaper and intended to be used at home. In comparison, 9 bars of pressure is four times more than the pressure applied by your car tire. The more pressure a professional espresso machine is able to apply to the coffee, the better it will be at extracting flavor from your favorite coffee beans. It's worth investing in a premium machine that can deliver the best possible results. Barista Skills A barista must be able to take orders and process them quickly and precisely. This is particularly crucial in busy times at the coffee shop. A good customer service skill is also important for building relationships with customers and increasing sales for the coffee shop. This could include recognizing regular customers, working efficiently to resolve problems and staying positive and friendly even in the most difficult of situations. Being able to multitask is usually required for baristas, since they might be required to take orders as well as operate the cash register, communicate orders to coworkers and respond to phone calls simultaneously. This skill allows them to keep orders moving quickly to the customer, and will allow them to have an enjoyable experience in the coffee shop. It is essential for baristas to have knowledge of the various styles of drinks that can be prepared with an espresso machine. You can get acquainted with the various kinds of espresso by reading about them, trying them in person and watching online videos. Many baristas find it beneficial to take classes on the matter, offered by various organizations.