Cup & Ratio
In pictures
One chart makes coffee-to-water ratios easy to calculate
For a filter recipe written as 1:16 by mass, each gram of dry coffee corresponds to 16 grams of brewing water. Multiplication does the rest.
Independent reading · practical questions30 articles · 2 reference tools
Coffee, explained.
Explainers
The useful answer, with the context that makes it work.
Coffee for beginners: the few ideas that make everything clearer
You do not need to memorize a flavor wheel before making a useful cup.
Why grind size matters more than the number on the dial
A grinder setting is a repeatable reference on your equipment.
Why water matters even when the coffee is excellent
Water belongs in both the recipe and the equipment-care plan.
In pictures
Clear units, worked examples and diagrams you can come back to.
One chart makes coffee-to-water ratios easy to calculate
For a filter recipe written as 1:16 by mass, each gram of dry coffee corresponds to 16 grams of brewing water.
One chart explains espresso dose, yield and brew ratio
In the examples here, espresso ratio compares dry coffee dose with beverage mass in the cup.
One chart calculates the coffee cost of a cup at home
The price of a bag becomes easier to compare when you connect it to dose.
Perspectives
The habits, attachments and choices behind everyday objects.
Why a small coffee ritual can make an ordinary morning feel different
The appeal may be the pause as much as the drink: a few familiar actions that mark a transition from one part of the day to another.
Why a simple cup of coffee can feel more special than a complicated one
A considered cup is not necessarily an elaborate cup.
Why coffee gear is so appealing—and how to choose what earns its place
Equipment can offer tactile pleasure, curiosity and the promise of a new capability.
Technical guides
Longer reads on materials, methods and the limits of a claim.
Coffee brewing temperature: a controlled comparison
A kettle setting does not equal the temperature throughout a coffee bed.
Bypass coffee math: change strength after brewing
If 200 g of coffee measures 1.50% TDS, it contains an estimated 3 g of dissolved solids.
Coffee extraction yield and TDS explained
For a simple beverage-based calculation, 250 g of coffee at 1.20% TDS contains 3 g of dissolved coffee.
Use the explanation
Tools & reference tables
Extraction and strength calculator
Calculate beverage-based extraction and dilution, with the assumptions kept in view.
Water and grind reference
Explore hardness, alkalinity and grind references alongside equipment-specific limits.
Read the editorial standards, check a term in the glossary, or send a correction. Scene images are AI-generated illustrations; diagrams explain concepts and labeled examples.