Question | Answer |
True or False. Coffee is a seed of a cherry that grows on a tree | TRUE |
What are two species of coffee | Arabica and Robusta |
True or False. Arabica has the most flavor and aroma | TRUE |
True or False. Robusta has the least flavor and the most caffeine. | TRUE |
Arabica produce the highest quality beans at what elevation | 2000 ft. to 6000 ft. |
Robusta is grow at what elevation | Low elevation |
Where on the global does coffee grow the best? | In the subtropical belt |
What percentage of caffeine is removed during the decaffeination process? | 97% |
During the decaffeination process the flavor of the coffee is usually lost. Yes or No | Yes |
What effect does coffee oil have on the beans? | Responsible for flavor and aroma |
Is roasting coffee beans essential to the process. Yes or No | Yes |
What is created during the roasting process? | Flavor and aroma of the coffee from the coffee oil |
What roast of coffee is best suited for espresso? | darker roast |
What does French Roast refer to? | The depth of darkness to which the beans were roasted |
What does Italian Roast refer to ? | The depth of darkness to which the beans were roasted |
True or False. More coffee oils are created when developing darker roast for espresso. | TRUE |
Does the caffeine decrease or increase when the roast level of coffee is darkens? | Decrease |
Does acidity increase or decrease when the roast level of coffee darkens? | decrease |
What bean does many of the Italian blends contain? | Robusta |
When is the best time to use coffee beans? | Right after roasting, they are fresher |
Where should you store coffee beans after opening the package? | Clean airtight contain in a cool, dark, dry location |
What temperature should your espresso machine be able to hold for good espresso? | Temperature of 192 to 198 |
On espresso machine, what does the group head contain? | Filter gasket and group screen |
True or False. The most important factor for the operator to know is the grinder adjustment control. | TRUE |
True or False. Coffee experience a loss of flavor and aroma immediately after grinding. | TRUE |
What is an important factor when creating a shot of espresso? | Consistency of the ground coffee |
What texture should ground coffee be for espresso? | Powder with a slight grittiness |
How do you find the proper grind? | Trail and error extractions |
What amount makes up a long shot of espresso ? | 1.25 oz. to 1.5 oz. |
How long does it take to make a long shot of espresso? | Approximately 30 seconds |
What amount makes up a short shot of espresso ? | .75 oz. |
How long does it take to make a short shot of espresso? | Approximately 15 seconds |
What is it called when water comes through the coffee to slowly resulting in a bitter extraction with dark-colored crema? | over-extraction |
What is it called when water comes through the coffee too fast resulting in a light color with insufficient flavor? | under-extraction |
What color indicates a perfect extraction of coffee for an espresso shot? | Rusted-color crema marked by a small pale-colored dot |
What can you do to avoid over-extraction? | Make sure the coffee is ground coarsely |
What can you do to avoid under-extraction? | Make sure the coffee is ground to a fine consistency |
True or False. Majority of portafilters filter baskets have a fill level to measure the dose. | TRUE |
True or False. Temperature of the milk will effect the steaming process | TRUE |
During the steaming process, what temperature should the milk be at? | 140-160 F |
what is an espresso? | Straight shot of extracted coffee |
How do you make an Espresso Con Panna? | Shot of espresso with whipped cream on top |
How do you make a Cappuccino? | Shot of espresso mixed immediately with wet foam |
Shot of espresso combined with chocolate syrup or powder, steamed milk, small amount of foam, whipped cream and sprinkles is what drink? | Caffe Mocha |
Straight shot of espresso topped with a spoon of foam is what drink? | Macchiato |
How do you make a Caffe Latte? | Shot of espresso mixed with steamed milk and a small amount of foam |
Shot of espresso mixed with hot water is what drink? | Americano |
Shot of espresso mixed with flavored syrup, steamed milk, and small amount of foam is what drink? | Flavored Latte |
How do you make a Café Au Lait? | Fill half the cup with coffee, and combine steamed milk and small amount of foam |
If you use half and half instead of steam milk in a Caffe Latte what is the drink called? | Breve |
Soda water combined with flavored syrup is what drink? | Italian Soda |
Flavored syrup, soda water and half and half mixed together to make what drink? | Creamosa |
How long should brew coffee be held in a thermal pot before a new pot is needed? | 45 to 60 minutes |
The entire brewing cycle for coffee by the drip method takes how long to complete? | 6-8 minutes |
Flat burns should be replaced on your espresso grinder after how many pounds of coffee? | 500 lbs. |
Most typically misunderstood principle in espresso preparation today? | Proper espresso extraction |