Linked Questions

22
votes
8answers
59k views

Brewing with the same coffee grounds twice?

My new job has me buying my own coffee for the first time in my professional career. I'm amazed at the amount of coffee I consume. I brew at my desk using an aeropress. Has anyone tried to use the ...
40
votes
1answer
2k views

How will “cold brewed” coffee differ from traditional hot-water extraction methods?

Generally speaking, what do "cold brewed" methods hope to achieve compared to the more traditional hot-water methods of extraction? Does the amount of caffeine vary between hot brewed and cold ...
11
votes
4answers
26k views

What does the 'strength' mean (in numbers)?

The coffee package I've bought has 'strength rating'. It's 3 out of 5. I wonder what that 'strength' means? How it is measured? Does it relate to the caffeine amount? The coffee package is from ...
12
votes
3answers
3k views

What preparation method yields the most caffeine?

I want to make the most caffeinated coffee possible. What method should I use to yield the most caffeine content per liter?
11
votes
1answer
59k views

What is the difference between a long (luongo) and a short (ristretto) shot of espresso?

What is the difference between a long (luongo) and a short (ristretto) shot of espresso? Is there a difference in grind, extraction time, amount of coffee used, temperature, volume of water? If so, ...
6
votes
1answer
1k views

Instant coffee has less caffeine than percolated and filter drip?

Sources related to average caffeine content per preparation method show: for (6oz cup, arabica coffee) Filter drip 150 [Mg. of Caffeine] Percolated 125 Espresso 100 Instant 60 Decaffeinated 4 ...
8
votes
2answers
312 views

Make my coffee stronger without equipment

I just had an espresso at a café, and it really put into perspective how weak my everyday coffee is. All the equipment I own is a blade grinder, and my method is a turkish brew (grind the beans, put ...
4
votes
1answer
2k views

Why does some coffee “hit me” harder than other coffee? [closed]

I've had all types of coffee, but certain brands or preparations seem to get me more 'speeded up' (like Starbucks coffee) than others. What causes certain coffee to be more "stimulating" than other ...
7
votes
1answer
423 views

When to use stirring to increase extraction?

I often find that some methods of brewing for a particular implement differ on whether or not to stir the grounds at some point in the process. I understand that stirring while brewing should ...
6
votes
2answers
83 views

Upward size limit for espresso makers

In my, somewhat limited, experience with espresso machines they generally only produce a few shots of espresso per load. Is this a technical limitation of espresso making or is it just that the ...
5
votes
1answer
297 views

How much “coffee” is there in my cup?

Kind of a strange question... Suppose you brew your coffee to your liking, a v60 filter or an espresso. The ingredients are water and coffee grounds. But how much 'coffee' is there actually in the ...