Coffee RIY – Coffee Roasting 101 – YAPC::NA 2014



Coffee RIY – Coffee Roasting 101 – YAPC::NA 2014

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yapc-coffee-101


On Github rjgoldsborough / yapc-coffee-101

Coffee RIY

Coffee Roasting 101

YAPC::NA 2014

Orlando, Florida

Jake Goldsborough / @rjgoldsborough

This is coffee

Coffee Consumption

We drink ALOT of it

1-2 billion cups per day

Second most traded commodity in the world

(guess the first)

Coffee History

Named after Kaffa, region in Ethiopia where coffee was discovered.

Kaldi, goatherder, early as 9th century

Coffee History

Didn't become popular until around 1100 when coffee spread to Yemen.

Roasted and boiled by Arabs creating قهوة which was a named formerly used for wine.

First coffee shop opened in Constantinople around 1475

Coffee History

Khair Bey, governor of Mecca, bans coffee.

Fears it will cause resistance to his power.

WAS EXECUTED

Coffee Roasting

Pick a roaster:

DIY methods include hot air, stovetop, oven, etc.

Prebuilt coffee roasters include hot air, drum, stovetop.

Forced Air (preferred)

Forced Air (preferred)

Stove Top

j/k

Ye Olde Skillet/Wok

Coffee Roasting

Pick some green coffee beans:

Good starter beans include Central American and South American beans.

LET'S ROAST

Green - 0°F

Starts to cook - 270°F

Early yellowing - 327°F

Yellow, starting to tan - 345°F

Light brown - 370°F

Brown - 393°F

1st crack begins! - 401°F

1st crack is now happening - 415°F

1st crack ends - City Roast - 426°F

Now at a City+ Roast - 435°F

Full City Roast - almost 2nd crack - 444°F

Full City+ Roast - first snaps of 2nd crack - 454°F

Vienna or Light French Roast - 2nd crack is happening - 465°F

Full French - 474°F

Fully carbonized - 488°F

FIRE HAZARD - 497°F

References & Links

Sweet Maria's

Home Roasting Instructions

Green coffee beans