Blue Bottle Coffee Chemex

A multi-pour Chemex guide aimed at batch brewing a clean, bright cup to share with others.

Tap any underlined number to read where it came from. Numbers marked estimated are ones the creator never gave, so we worked them out.

What you’ll need

Chemex
Chemex bonded paper filter
Scales

41g

“Coffee Dose 36–46 g”

the creator said this · recipe summary block; midpoint 41 g taken

Coffee

600g

“Water Amount 600 g”

the creator said this · recipe summary block

Water

1:14.6

Ratio

99°C

“Heat at least 600 g of water, plus extra for rinsing and preheating your filter, to a temperature of 200–210ºF.”

the creator said this · step 1; range 200–210°F converts to approximately 93–99°C; midpoint 99°C taken as the upper end is the default for lighter roasts and the recipe is written around a general audience

Temperature

5:30

“Total brew time should land between 4:30 and 5:30 minutes”

the creator said this · step 9; midpoint 5:00 (300 s) taken; lower bound 4:30 (270 s) used as stated minimum

Brew time

medium-coarse

paired with thick bonded paper filters

we worked this out · Chemex is a conical paper dripper; the method is specific to that geometry and filter thickness

Grind (estimated)

Grind: medium-coarse

Designed on: Chemex
“The Chemex is a classic manual pour over brewer known for its timeless design and exceptional clarity in the cup.”
the creator said this · opening paragraph
Works with: conical paper dripper
paired with thick bonded paper filters
we worked this out · Chemex is a conical paper dripper; the method is specific to that geometry and filter thickness

Brewing a different amount?

grams

Makes 600g

Water in the brewer over time, drawn from the recipe.

The pours

0:00

0:00pour to 80gBloom pour, slow spiral from centre at roughly 10 g per secondyou have 45s
0:45pour to 300gSpiral from centre to edge and back, rinsing grounds off filter walls; aim to finish by 1:00you have 35s
1:20pour to 400gSame spiral pattern; aim to finish by 1:30you have 30s
1:50pour to 500gSame pattern; aim to finish around 2:00you have 30s
2:20pour to 600gFinal pour; aim to finish at 2:30you have 10s
2:30drawdownAllow full drawdown; total brew time 4:30–5:30 depending on coffee density

Weights are cumulative: what the scale reads when that pour finishes.

How they brew it

Filter: Chemex bonded paper filter
“paired with thick bonded paper filters”
the creator said this · opening paragraph
Filter rinsed first: Yes
“Rinse the filter thoroughly with hot water to remove any paper taste and preheat the Chemex.”
the creator said this · step 3
Dripper: glass
“Made from a single piece of non-porous glass”
the creator said this · opening paragraph

What it makes

Acidity: high
“highlight delicate aromatics, crisp acidity, and nuanced sweetness”
the creator said this · opening paragraph
Sweetness: medium
“highlight delicate aromatics, crisp acidity, and nuanced sweetness”
the creator said this · opening paragraph; described as nuanced rather than prominent, read as medium
Style: clarity
“the Chemex allows coffee to brew cleanly and evenly without absorbing odors or flavors”
the creator said this · opening paragraph; creator explicitly frames the method around clean, clear extraction
Suits: light, medium, dark roasts
“Darker roasts brew best on the cooler end of this range, while lighter roasts benefit from hotter water to fully extract their brightness and complexity.”
the creator said this · step 1; both light and dark are addressed with adjustments, not excluded; medium implied by inclusion of all

Credit and corrections

This recipe is Blue Bottle Coffee’s. We have written out the numbers and linked to where they published it.

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