4:6 Method
By Tetsu Kasuya at Philocoffea, 2022
A structured five-pour method designed so anyone can control sweetness, acidity, and strength by adjusting pour sizes rather than relying on technique.
- Coffee
20g, said in the original. Show the evidence.
“if you're using 20 g of ground coffee beans, you will pour 60 g + 60 g + 60 g + 60 g + 60 g of hot water for a total of 300 g”
said in the original · Breaking Down the 4:6 Method section
- Water
300g, said in the original. Show the evidence.
“if you're using 20 g of ground coffee beans, you will pour 60 g + 60 g + 60 g + 60 g + 60 g of hot water for a total of 300 g”
said in the original · Breaking Down the 4:6 Method section
- Ratio
- 1:15
- Temperature
93°C, said in the original. Show the evidence.
“Around 93°C for light roast coffee”
said in the original · The Water section; 93°C taken as the primary figure, being the temperature for light roast which the method's coarse grind and clarity focus most naturally suits
- Brew time
3:30, said in the original. Show the evidence.
“3:30 Remove the coffee dripper”
said in the original · Timing Each Pour section
- Grind (estimated)
medium-coarse, worked out from the recipe. Show the evidence.
medium-coarse to coarse grind
worked out from the recipe · range spans medium-coarse to coarse; medium-coarse taken as the finer end of the stated range and the more precise placement
Grind: medium-coarse to coarse
Tap any underlined number to read where it came from. Numbers marked estimated are ones the original recipe does not give.
Equipment
- Hario V60 Dripper Kasuya Model
- narrow mouth
- Scales
- Designed on
Hario V60 Dripper Kasuya Model, said in the original. Show the evidence.
“Hario V60 Dripper Kasuya Model + 100 Filters”
said in the original · recommendations section, first item
- Works with
conical paper dripper, worked out from the recipe. Show the evidence.
Hario V60 Dripper Kasuya Model
worked out from the recipe · method uses a conical paper dripper; any conical paper dripper shares the same geometry
Uses 300g of water
Step by step
- 0:00Pour to 60gfirst of two pours in the 40% sweetness/acidity stage; pour less than the second pour for sweeter, more than the second for brighteryou have 45s
- 0:45Pour to 120gadd 60gsecond of two pours in the 40% stage; wait until water has almost completely passed through before pouringyou have 45s
- 1:30Pour to 180gadd 60gfirst of three pours in the 60% concentration stageyou have 45s
- 2:15Pour to 240gadd 60gsecond of three pours in the 60% stageyou have 30s
- 2:45Pour to 300gadd 60gthird of three pours in the 60% stage; more pours in this stage increase strengthyou have 45s
- 3:30Let it drainremove the dripper
Weights are cumulative: what the scale reads when that pour finishes.
How Tetsu Kasuya brews it
- Kettle
narrow mouth, said in the original. Show the evidence.
“It's best to use a kettle with a narrow mouth.”
said in the original · The Water section
- Water
purified, soft water, 30–50 mg/L hardness, said in the original. Show the evidence.
“Use purified, soft water (30–50 mg/L hardness is recommended).”
said in the original · The Water section
How Tetsu Kasuya says to adjust it
- concentration
- Adjust how many pours the remaining 60% is divided into.
- medium
- Divide into two pours
- lighter
- Pour all 60% at once (one pour)
- stronger
- Divide into three pours
- dark roast note
- For dark roast beans, start with two pours to make the coffee thinner
- grind adjustment
- Adjust grind coarseness to match the timing of each pour passing through the filter.
- lighter brew
- Coarser grind
- thicker brew
- Finer grind
- sweetness acidity
- Adjust the split of the first 40% (two pours) to control sweetness vs acidity.
- sweeter
- First pour less than second pour
- brighter
- First pour more than second pour
What it makes
- Style
clarity, said in the original. Show the evidence.
“The 4:6 extraction method uses medium ground powder to clarify the coffee's natural flavor by making it transparent.”
said in the original · Hario V60 Dripper Kasuya Model product recommendation section
- Suits
light, medium, dark roasts, said in the original. Show the evidence.
“Philocoffea believes that this method is ideal for all types of beans.”
said in the original · Discover Your Own Perfect Cup section
More recipes
- A Better 1 Cup V60 TechniqueBy James HoffmannA five-pour pulse method for a single 250 g cup, designed to be easy to repeat and forgiving across different kettles and grinders.1:16.7 · 15g / 250g · 3:00
- Five-Pour MethodBy Matt WintonThe championship V60 recipe Matt Winton used to win the 2021 World Brewers Cup, aiming for clarity of flavour through five equal, aggressive pours.1:15 · 20g / 300g · 3:30
- Origami with KOPIKALYAN Vol.3By Kopi KalyanA six-pour ORIGAMI dripper recipe from a Tokyo roaster, designed to bring out the flavours of Indonesian light-to-medium roast beans at home.1:16.7 · 18g / 300g
Credit and corrections
This recipe is Tetsu Kasuya’s. We have written out the numbers and linked to the original.
Also published at youtube.com