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Why is the flow rate of hand-brewed coffee sometimes fast and sometimes slow? Relationship between coffee bean hardness and altitude roasting method

Why is the flow rate of hand-brewed coffee sometimes fast and sometimes slow? Relationship between coffee bean hardness and altitude roasting method

If you often read Qianjie's articles, you should not be too unfamiliar with the brewing time of "2 minutes". It is a reference val...

News Jun 17, 2026 238 views
What is the grinding degree used for coffee beans with different roasting degrees? Recommended grinding degree of hand-brewed coffee!

What is the grinding degree used for coffee beans with different roasting degrees? Recommended grinding degree of hand-brewed coffee!

Since there is no way to refine the grinding degree of coffee beans to a specific value, and the scales and grinding qualities of ...

News May 14, 2026 219 views
Can Italian blend beans make hand-brewed cold extract coffee? What is the water temperature for brewing and roasting coffee?

Can Italian blend beans make hand-brewed cold extract coffee? What is the water temperature for brewing and roasting coffee?

As we all know, hand-brewed coffee and espresso coffee have certain differences in the texture of the coffee they make due to thei...

News Apr 30, 2026 229 views
What is the difference between coffee extraction flavors with different degrees of roasting? What are the brewing parameters for lightly baked and deeply baked beans?

What is the difference between coffee extraction flavors with different degrees of roasting? What are the brewing parameters for lightly baked and deeply baked beans?

As we all know, Qianjie Coffee has shops on Tmall and Taobao selling coffee beans. If friends go in and learn about it, they will ...

News Apr 28, 2026 212 views
Does deep-roasted coffee have more caffeine than lightly roasted coffee? What degree of roasting coffee beans have the least caffeine?

Does deep-roasted coffee have more caffeine than lightly roasted coffee? What degree of roasting coffee beans have the least caffeine?

Qianjie found that many friends have this understanding of deep-roasted coffee, which is: "Deep-roasted coffee is so bitter to dri...

News Apr 2, 2026 226 views
Why does Italian hand-brewed coffee taste sweet without sugar? Is the sweetness of coffee affected by variety parameter processing or extraction roasting?

Why does Italian hand-brewed coffee taste sweet without sugar? Is the sweetness of coffee affected by variety parameter processing or extraction roasting?

Including Qianjie, many friends have no resistance to "sweetness". Even coffee will pursue sweeter ones. Therefore, when friends b...

News Feb 1, 2026 246 views
How does the degree of roasting of coffee beans determine? What is the difference between espresso beans and hand-brewed coffee beans? Is it better to roast Huakui coffee in the medium or lightly roast it?

How does the degree of roasting of coffee beans determine? What is the difference between espresso beans and hand-brewed coffee beans? Is it better to roast Huakui coffee in the medium or lightly roast it?

Many friends who want to learn about coffee bean roasting are curious about how to determine the degree of roasting coffee beans. ...

News Jan 4, 2026 225 views
How to judge the roasting degree/concentration/filtration method of coffee beans from the color of coffee soup? What is the difference between dark and light roast coffee?

How to judge the roasting degree/concentration/filtration method of coffee beans from the color of coffee soup? What is the difference between dark and light roast coffee?

Today, some friends are discussing a very interesting problem, that is, how to make "wine red" coffee. That's right, this burgundy...

News Dec 29, 2025 226 views
How long does it take for green coffee beans to roast? How to roast coffee at home without a bean roasting machine?

How long does it take for green coffee beans to roast? How to roast coffee at home without a bean roasting machine?

Not long ago, Qian Jie was reading a book about coffee roasting and noticed this sentence: "Roasting coffee can sometimes be a bit...

News May 13, 2025 227 views