Most home espresso machines use only one group head , while some commercial espresso machines use up to 7 group heads. The brass porta-filter retains the heat which is very important. This filter forms a seal with the gasket and directs the hot pressurized water through the puck.
How many group heads do I need?
For home use, one group head is usually enough For commercial uses, two group heads are usually the safest, but depending on the demand, you can opt for one or three group heads as well.
What is a 1 group espresso machine?
A one-group espresso machine might be perfect for your situation. Machines with a single group are usually budget-friendly and great for allowing you to focus on one drink at a time.
Where is the group head on an espresso machine?
The group head is a part of any espresso machine. It is the heart of the machine and responsible for creating a great cup of espresso. Located on the front of the machine , the group head is a metal, permanent attachment that brings water out of the machine and into the filter basket.
Why do espresso machines have 2 spouts?
Why Two Spouts? Basically, a dual spout allows you to brew two cups of espresso at one time This type of spout is often referred to as a “moustache spout” for obvious reasons, which is attached to the bottom of the portafilter. (The portafilter holds the filter basket which holds the ground coffee.).
What is a 2 group espresso machine?
The 2 group coffee machine is able to make up to four cups of coffee within the same time frame Lastly, the 3 group coffee machine can make a maximum of six coffees at the same time. For instance, you can easily make a cappuccino, a latte, and 2 Americanos at the same time with a 2 group machine.
What is a 3 group coffee machine?
In commercial settings where there are constantly back-to-back orders, a three-group commercial espresso machine can make all the difference. With three groups, baristas can make multiple drinks at a time, and you start to get enough room for more than one barista to work at the machine simultaneously.
What is a group head on a coffee machine?
Essentially, the group head is the part of the espresso machine where water from the boiler is dispensed into the coffee filter basket It acts as a meeting point, connecting the machine to the group handle and the water to coffee.
What does group mean in coffee machines?
Group heads, sometimes shortened to ‘groups’ simply refers to the component on an espresso machine that allows the connection with a portafilter During the process of extracting espresso, hot water is forced through the grouphead under pressure.
How much does a professional espresso machine cost?
How much does a commercial espresso machine cost? Commercial espresso machines range in price from $5,000 to $30,000 Espresso Parts has a wide variety of commercial espresso machines for all types of coffee shops, cafes, and coffee services that fit your budget.
Should you keep the group head on the coffee machine?
What I see happen a lot of times is people leave the portafilter off the machine the portafilter cools down and when they go to pull their shot they get sourness in the shot because the portafilter is cold. So you definitely want to keep it on the machine.
How does an espresso group head work?
It consists of a metal basket filled with coffee grounds and a filter paper, which is placed over the top of the basket. The portafilter is then placed into the espresso machine, where hot water is forced through the coffee grounds and filter paper, producing espresso.
Are all Portafilters the same size?
portafilter sizes range from 49 mm all the way up to 58 mm Ideally, the 58 mm in diameter are the most common portafilter basket size on the market, while the other relatively rare, especially in commercial machines. It’s regarded as a standard size for almost all high-end home espresso machines and commercial ones.
What is the purpose of a bottomless portafilter?
Bottomless portafilters allow the barista to instantly deduce whether proper tamping technique has been achieved If the extraction leans to one side or the other an improper angle was used when tamping.
What is a single portafilter?
Single spout portafilters are generally used when brewing for one , whereas with a double spout you can brew into two glasses at once. But that’s not all that having a double spouted filter can help with. One of the keys to ensuring even extraction with espresso is producing an even tamp.
How many espresso machines does a coffee shop need?
20 for small to mid-size towns, 50 for larger cities A one-group machine will work well for your needs. The masses walk bleary-eyed through your doors, expecting their daily caffeine fix. Y need a machine that won’t let you down during the morning rush.
Why is it essential for the portafilter to remain in the group head when not in use?
The main reason for leaving your portafilter in the group is for heat IMHO. When it is in there, you do not need to wrench it on hard. Keep it lightly on, just enough to keep it from falling out. It does not degrade the gasket any faster than having the machine on all the time.
How many cups can an espresso machine make?
Traditional Espresso Machines: As a guide, each group handle will offer around 150 cups per day as a capacity, with the exception of some 1 group machines which will be right for sites that require around 100 cups per day. Milk is manually frothed by placing a jug of chilled milk in its steam wand.
What are the parts of a coffee machine called?
- The Water Source.
- The Pump: The Heart of Your Espresso Machine.
- The Boiler: Bringing the Heat.
- The Boiler: Taking Control of Your Temperature.
- The Steam Wand.
- The Group Head: E61.
- The Group Head: Saturated and Semi-saturated.
- The Group Head: The Portafilter.
Where are rocket coffee machines made?
ROCKET ESPRESSO Designed and hand-made in the heart of Italy , each machine is built for perfection and designed to integrate seamlessly into your kitchen.
What is flushing group head?
Flush the group head. The rinse of water prior to brewing, intended to remove spent coffee residue This practice is sometimes used to increase or decrease brew water temperature on machines that are prone to temperature instability. Glossary Term & Definition← Glossary Index.
What is a saturated group head?
Answer: A saturated group head is one that is surrounded in water from the boiler Instead of a completely separate component, the group head acts as an extension of the coffee boiler, allowing for consistent water temperature throughout.
How long does a double shot of espresso take to extract?
Extraction. Espresso extraction should produce a double espresso of 50-60ml in 25-30 seconds or a single espresso of 25-30ml in the same time.
What is portafilter in espresso machine?
Also called a portaholder, it is a device that merely a handle and a filter basket for holding the coffee grounds while they are inserted into the brew head of your machine.
Why does espresso separate?
Espresso extraction produces a more concentrated drink with a different set of compounds that you would get with percolator extraction With a shorter extraction time and higher pressure, espresso will have a slightly different set of compounds than you would get from the same coffee with percolation.
Where are Wega coffee machines made?
Manufactured in Italy , the home of espresso, grinders and machine makers, Wega café coffee machines and Mazzer grinders offer high quality and exceptional performance.
Who makes Expobar espresso machines?
Espresso Equipment Maker Crem International Acquired by Welbilt for $224M. Crem International. Facebook photo. Florida-based foodservice equipment seller Welbilt is acquiring Swedish espresso equipment provider Crem International, owner of the Coffee Queen and Expobar brands, for approximately $224 million USD.
What is the espresso handle called?
A portafilter (or group handle) attaches to the grouphead of semi-automatic and piston-driven espresso machines, and carries a tamped puck of coffee grounds within its basket.
What is the best coffee machine brand?
- Best espresso machine brand.
- Best brand score. Breville: 77% Sunbeam: 75% DeLonghi: 71% DeLonghi Nespresso: 70% .
- Average test score. Breville: 72% Sunbeam: 72% DeLonghi: 69% .
- Reliability. Breville: 81% Sunbeam: 78% DeLonghi: 78% .
- Customer satisfaction score. Breville: 87% Sunbeam: 84% DeLonghi: 85%
How big is an espresso machine?
A compact espresso machine usually has a 5 litre compared to a 10 litre boiler. This boiler is placed often vertically inside the machine giving the compact espresso machine a much smaller footprint. The width of a La Spaziale 2 group espresso machine is 77cm compared to a Compact which is only 58cm for example.
What are the 3 parts of espresso?
3 parts of an espresso shot. Crema, Body, Heart The second layer is the Body, the middle section of the espresso shot. This should be a caramel color.
What is a E61 group head?
E61 group heads are an espresso machine group head design that have been around since 1961. It’s a design that is very tried and true and is one that is used on many of our prosumer grade espresso machines and even some commercial machines like the Faema Legend and the Faema Jubile.
What size is an E61 group head?
Information on Gaskets: E61 group head gaskets come in two thickness’s, 8mm and 8.5mm Some manufacturers use both sizes and some have changed from one size to another.
What is brewing group?
The “brew group” is the projection on the front of the machine into which the barista locks the portafilter to make espresso Note that the brew group is large and heavy (so that it retains heat evenly), and it is only a few inches above the drip tray.
What machine does Starbucks use?
Starbucks uses a machine called Mastrena It is a brand that was developed exclusively for Starbucks by a Swiss company called Thermoplan AG. Starbucks uses super automatic machines that have built in grinders and a computerized menu that make the espresso making process as easy and quick as possible.
How much should you spend on an espresso machine?
A good espresso machine for home use, will set you back between $400 and $700 , and they work very well at brewing great espresso without fuss. That said, there are the so-called espresso brewers that usually don’t cost more than $50. However, most experts and connoisseurs would agree that they don’t produce espresso.
What coffee machine does Mcdonalds use?
McDonald’s have found great success with their McCafé range, utilising the versatile WMF 9000 S+ which can make a wide variety of great quality drinks, with an output of up to 350 cups per hour.
Should you keep portafilter in machine?
On big HX and double boiler machines, it’s preferable to keep the portafilter locked in all the time It’s a big hunk of brass, and if it’s cold, it will drop your shot temperature undesirably.
Should you leave portafilter in overnight?
Leave portafilters in groupheads overnight to prevent gaskets from drying and cracking Always pull a throwaway shot first thing in the morning to remove cleaning residue.