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1475 questions
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4 answers
What am I doing wrong when I do my pour-over?
I recently started to brew my own coffee using the pour-over method because buying from the coffee shop was getting too expensive for a daily coffee drinker. I bought a bag of coffee grounds and a coffee dripper online. The dripper is a stainless…
gh0st
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2 answers
Coffee is going to be extinct by 2050, some claims by 2080
This is very general question but I have read many articles stating the "extinction of coffee" but all are with very different perspectives.
This is discussion question, as this question doesn't have a straight forward answer. I will like to know…
Smit
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6
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3 answers
How much weight reduction occurs after roasting coffee beans?
Does the roasting process lead to weight reduction? If so, what are determining factors? type of coffee? type of roast(dark, medium etc) ?
If you have X lbs of unroasted coffee beans, how much (average) roasted coffee beans you get after roasting?
BigM
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6
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3 answers
How do flavors like vanilla and hazelnut get into coffee
I was at a local coffee shop today and I noticed for the first time ever that they served vanilla coffee. This surprised me, as I had not yet ever seen coffee with vanilla flavoring, and got me thinking about how that comes to be. Could anybody help…
user31114
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6
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3 answers
How long does it take coffee beans to degas?
A google search brings up a great article by Hannah from Fellow Products called "Understanding Degassing: Is Fresh Best?," in which she claims:
Degassing varies depending on the type of coffee and roast. It therefore can take anywhere from 2 to 12…
Jonathan Muse
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6
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1 answer
What equipment do I need to make espresso at home?
Excuse the rookie question, but I am a newbie to coffee. (I blame my nationality; I grew up with tea. ;) )
What equipment, exactly, do I need to get from coffee beans to a cup of espresso that I can drink?
starsplusplus
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6
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1 answer
How can I produce better espresso shots with my Gaggia Classic?
I just bought an espresso machine, Gaggia Classic.I tried making an espresso from pre-ground coffee with the pressurised filter (Crema Perfetta) that comes with the machine and I found the coffee was extracted quite fast. For example, within 10…
Christophe Porsche
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6
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1 answer
Dragon curve floating on freshly brewed coffee
As a PhD student in mathematics, I like my coffee - quite a lot. But I'm also poor (because, duh, I'm a PhD student), so my funds available for coffee are pretty limited. In order to still be able to have a decent cup of coffee, I decided to invest…
Stefan Mesken
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6
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3 answers
Consequences of wrongly cleaning espresso machine with vinegar?
I use a small and simple espresso machine (Krups Model 963). Yesterday, I wanted to decalcify it and (being a rather unexperienced "barista") did what I usually do when decalcifying my water boiler: I poured vinegar concentrate, diluted with water,…
CL.
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6
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What is the appropriate climate for a coffee plant?
In the tropics I know that coffee requires some elevation, but increasingly coffee is being grown in the subtropics. What are the necessary and sufficient conditions for growing coffee?
Alex
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6
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9 answers
Recommendations for tasty decaf coffee?
I am currently attempting to decrease my caffeine consumption and was therefore wondering whether anybody has experience with decaf coffee? Although I want to reduce the caffeine, I don't want to compromise on the taste. The decaf options that I…
Jane
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6
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1 answer
How should I get the most flavors from my coffee in different temperatures while drinking?
I seem to notice that once my coffee has cooled down significantly, then I am able to taste a wider range of flavors. Am I the only one experiencing this, and is there a way to get different/more flavors while the beverage is still hot?
Tim Woodin
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6
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2 answers
Why does instant coffee foam when stirring it?
I have seen that when preparing coffee without milk (just water and coffee), instant coffee (at least Nespresso) foams when stirring it just a bit. However, regular coffee grounds do not.
Does someone know the reason for this?
Cristina HG
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6
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2 answers
Espresso, pour starts dripping halfway?
I have a Espresso machine (Rocket R58).
I'm curious why my pour starts to drip halfway the pull. Is there any explanation why halfway and not from the get-go?
I do understand I need to go more coarse to fix this...
Roger
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6
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2 answers
Does coffee cause gastrointestinal problems?
My sister, she got gastritis when she drinks coffee she feels poignant in the area of her stomach. So, I want to know that why do people who have gastrointestinal problems when having coffee got to have stomach ache?
M.molika
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