Kyle Macey
  • Member for 6 years, 10 months
  • Last seen more than a month ago
3 answers
20 votes
1k views
How important is tamping coffee for an espresso machine
18 votes

Tamping is one of three key controls you have over the espresso brewing process; The others are dose (the amount of coffee used) and grind coarseness. Together, they allow the coffee machine operator ...

View answer
3 answers
17 votes
2k views
What type of roast has the lowest caffeine content?
Accepted answer
15 votes

In general, darker, arabica roasts have less caffeine. Arabica (as opposed to robusta) inherently has less caffeine in it naturally, and darker coffees have less caffeine since they have been roasted ...

View answer
5 answers
22 votes
2k views
What is coffee bloom
Accepted answer
11 votes

The gases themselves are largely composed of CO2 and moisture trapped in the grinds. My understanding is that releasing the gases ahead of time prevent the gasses from interfering with an even ...

View answer
2 answers
14 votes
1k views
How should I store ground coffee?
Accepted answer
11 votes

In general, it's best to not store ground coffee. If quality really matters, then the real answer is to back up. Try to grind only enough coffee for what you're using immediately to brew with. If you'...

View answer
3 answers
10 votes
243 views
How hot should water be to brew ground coffee directly in a cup?
9 votes

Your method most closely resembles Turkish Coffee, which is suggested to be served at hot, but not boiling temperatures. Since the exposure to the grounds is so direct, it's easy to burn the coffee at ...

View answer
7 answers
13 votes
3k views
Which type of coffee grinder is the quietest?
6 votes

WholeLatteLove.com actually provides decibel ratings for many of their coffee grinders such as the Mazzer Mini. Perhaps you could compare some grinders there.

View answer
1 answers
10 votes
370 views
Downsides of brewing espresso with high pressure?
Accepted answer
6 votes

A higher pressure is fine, as long as it is a controlled variable. You may have to tamp harder or start with a finer grind in order to accommodate the higher pressure. The increase in pressure ...

View answer
1 answers
8 votes
538 views
Does pre-heating a puck on the group head produce more crema?
Accepted answer
5 votes

Well, I've heard a lot of "pro tips" and advice having worked around espresso machines for a few years. And I must say, this one is new. I have never heard of warming the coffee itself. I can't ...

View answer
2 answers
6 votes
89 views
Upward size limit for espresso makers
5 votes

The key here is extraction from the espresso coffee. Only so much desirable flavor and body can be pulled from a puck of coffee. So, then you might say, why not make the puck bigger? Well then that ...

View answer
2 answers
9 votes
3k views
How do I know when to stop pulling my shot?
4 votes

I generally judge when to stop my shot based off when blonding begins to occur. This is when the espresso changes to a noticeably lighter, yellowish color. At this stage, only bitter flavors are being ...

View answer
1 answers
-1 votes
82 views
What's the process of producing coffee oil from green beans?
3 votes

Ehow seems to have a step-by-step walkthrough for extracting coffee oil. Essentially, it seems you slow cook coffee beans in olive oil, then strain the oil through cheesecloth.

View answer
1 answers
5 votes
54 views
Do flavoured coffee beans need to be brewed at a different temperature?
Accepted answer
3 votes

Here comes an unintentionally snarky answer: Flavored coffee and high quality coffee are rarely synonymous. Since flavored coffee masks the organic and natural flavors of the coffee itself, it's rare ...

View answer
1 answers
4 votes
73 views
Detering effects of coffee aroma
2 votes

Though I can't find any recent evidence, it seems that research at one time shows that caffeine can be used as an insecticide. However, due to the fact that natural light exposure degrades caffeine, ...

View answer
1 answers
10 votes
1k views
Other uses for espresso machines?
Accepted answer
1 votes

It may completely be abuse of the machine, but I saw someone clean stainless steel jewelry once in an ECM machine. They put the jewelry in a sealed portafilter basket and backflushed the machine with ...

View answer