Delonghi EC9665BM, EC9665M Handbook

- COFFEE GUIDE -
A coffee symphony, crafted in science.
Welcome to the world of coffee with La Specialista Maestro,
the manual coffee machine that’ll transform you into a true coffee expert.
Like an orchestra director, who activates each misician to play as one,
La Specialista Maestro grants a perfect balance between the science of coffee and the art of texturing milk.
Granting the best in cup result from each type of bean and the perfect texture of the milk foam,
La Specialista Maestro empowers you to master both the coffee and the milk preparation processes.
Your advanced coffee trip with La Specialista Maestro has just begun.
THE
What’s before an espresso?
COFFEE PLANTATION
Simply nature, because espresso starts like a matter of botany, fruits and cultivation. The coffee plant is an evergreen shrub that belongs to the Rubiaceae family and thrives in tropical climates. Its fruits are called berries, drupes or cherries and they are harvested mostly by pickers one by one.
There are two main species of bean cultivated worldwide: Coffea Canephora and Coffea Arabica. The most common variety of Coffea Canephora is Robusta. If you’re drinking a coffee right now, chances are you’re probably drinking one of the two.
The smoother Arabica
The ideal climate for the Arabica species is a tropical­mountainous one, over 1,000 metres above sea level. Here there’s less humidity and rainfall and the temperature range between day and night is greater. The fruit ripens more slowly allowing it to store more sugars which will be transformed into rich aromas in cup. Espresso prepared with high quality Arabica has an intensely pleasant acidity and produces a clean cup full of aromas, silky body and long aftertaste for discerning palates.
Did you know? One of the most important reason we drink coffee is for the caffeine hit. On average, Arabica has 1,2% of caffeine, while Robusta has double the amount, 2,4%. Caffeine is a natural stimulant to the nervous system and gives us an extra boost to be more awake and more concentrated with a better mood.
The stronger Robusta
Coffea Canephora, variety Robusta, is more resistant to diseases and pests and has a much higher yield. Robusta coffee prefers low-altitude tropical climates with more rainfall, greater humidity and higher temperatures. It is, therefore, an easier species to grow as it’s more resistant to diseases and economically more profitable for coffee farmers.
The ripe cherries
Coffee harvesting is the first step to bring the fully ripe cherries to our cups. It usually occurs just once a year and can last 3-4 months. Harvesting is either manual or mechanical. Manual picking is done by pickers who pick only the ripe fruits one by one. The mechanical method uses harvesting machines that can only operate on flat surfaces and big plantations, like in Brazil where they work 24 hours a day during harvest season. Mechanical harvesting collects ripe, over ripe and some immature beans that must be selected before processing.
Cherries and leaf
of Arabica
Cherries and leaf of Robusta
Post harvest processing methods
Once the coffee cherry has been picked, processing must begin as quickly as possible to prevent fruit fermentation. There are three main processing methods: natural, wet and
honey or pulped natural.
The natural method is the simplest as it doesn’t require any machinery and guarantees excellent coffee bean quality. How does it work? The harvested cherries are sorted and cleaned using water. Then the selected cherries are dried under the
sun for 8-12 days.
The wet method uses a depulping machine to separate the bean from the pulp. The beans are left to ferment from 8 to 72 hours, then they are washed in a concrete channel with fresh water. After channeling the wet beans are let to dry
under the sun or in mechanical driers.
The honey method sits between the natural and the wet methods. It’s almost entirely practiced by the specialty market and generates unique flavours, more fruity, with a pleasant sweet taste.
COFFEE ROASTING
Why is roasting so relevant for your espresso?
The answer is simple: the green bean does not give off any particular aromatic flavour when it’s raw. During the roasting process the beans change colour, increase slightly in volume, lose weight and thousands of new chemical compounds are created. The darker the roast, the less moisture remains in the bean and the more fragile it becomes.
Roasting is essentially divided into three main phases:
1.The bean loses most of its moisture content, becoming cinnamon in colour.
2.The most important chemical reactions take place, like Maillard and caramelization, and the bean turns brown.
3.The roasting process is interrupted and the bean starts cooling down.
After roasting, the bean is ready for grinding. With La Specialista Maestro you have all the tools you need to master the coffee preparation process and extract the delicious flavours and the aromas of the beans, ensuring they arrive undamaged into your cup.
TIP! Remember to choose the roast that matches your coffee brewing process. Usually this information is shown on the coffee beans packaging or on roaster websites.
Aromas in the air? Better in your cup
A large amount of CO2 is created during the roasting process. After that the bean starts degassing: losing CO2 means losing also aroma. For this reason, it’s always advisable to buy freshly-roasted beans, packed in sealed bags with a one way valve that lets the gas escape and protect the beans from contact with oxygen.
Did you know? The primary enemies of roasted coffee beans are oxygen, high storage temperatures, humidity and direct sunlight. They cause the oxidation of the bean to speed up and produce rancid aroma and flavours.
TIP! To keep your coffee beans fresh and tasting at their best only fill the bean container with what you need and store the remainder in a vacuum sealed container in a cool dark place.
ARABICA ROBUSTA
HOW TO
It’s quite easy to understand the quality of the coffee beans.
RECOGNIZE COFFEE BEANS
The packaging and roaster websites are the best places to see the tasting information of the coffee beans. This will help you choose beans that are most likely going to match your palette of flavours.
Did you know? Each different brewing method has its own ideal roasting profile. Usually a darker roast is for espresso, while a lighter one is for filtered coffee. However, it also depends on tastes: lighter roasting profiles are becoming more and more common.
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