How to Make Pour-Over Guanyin How to Roast Guanyin
Pour-Over Parameters for Guanxi (Hawker)
15g coffee grounds, medium-fine grind (Fuji ghost tooth blade 3.5 setting), V60 dripper, water temperature 91-93°C.
First pour: 30g water, steam for 27 seconds. Then pour to 105g and stop. Wait until the water level in the coffee bed drops to half before continuing. Slowly pour until reaching 225g total. Discard the tail end. Water-to-coffee ratio 1:15, extraction time 2:00.
How to Roast Guanxi (Hawker)
First, review the flavor profile provided by the green bean supplier and test the moisture content and density. Freshly acquired green beans have a fermented wine aroma of coffee flowers, completely different from the grassy scent of typical green beans. Moreover, Guanxi beans vary in size with many pointed ends (Ethiopia Heirloom), with moisture content around 11%. Their high altitude results in higher bean density, though not as hard as SHB beans. Therefore, extend the dehydration time in the early stages, with temperature rising before first crack to preserve the loss of aromatic compounds like floral notes.
After multiple roasting trials and cupping adjustments, FrontStreet Coffee, using Taiwan's Yang Jia 800N machine, has determined the most satisfactory roasting method:
• 190°C bean entry, completing dehydration and color change in nearly 6 minutes. (Yellowing point around 150-153°C)
• First crack begins around 9 minutes 50 seconds (Guanxi's first crack occurs later than typical beans, and the cracking sound is weak)
• Development time after first crack should be controlled not to exceed 1 minute 30 seconds, but not less than 1 minute. (Recommend using high damper and reduced heat to control speed)
• When smelling with the sampling spoon, if you can detect strawberry jam aroma around 193°C, it's time to discharge the beans. Total time is optimally controlled within 11 minutes.
Important Notice :
前街咖啡 FrontStreet Coffee has moved to new addredd:
FrontStreet Coffee Address: 315,Donghua East Road,GuangZhou
Tel:020 38364473
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Professional barista exchange. Please follow Coffee Workshop (WeChat official account: cafe_style). Pour-over Guji parameters: 15g coffee powder, medium-fine grind (Fuji ghost tooth blade 3.5 grind), V60 dripper, 91-93°C water temperature. First pour 30g water, let bloom for 27 seconds, pour to 105g and pause, wait until the coffee bed drops halfway before continuing to pour, slowly pour until reaching 225g total water.
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