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Stumptown Founder’s

IMS B62.52TH24NT / Niche Duo

2024-7-4

• 12/20.1g -> 8/29s 40.8g, ok creama, somewhat weak flavor, totally not bitter
• 11/20.0g -> 8/37s 39.9g, good creama, enough flavor, a little bit bitter aftertaste
• 11.5/20.0g -> 8/35s 40.6g, same
• 11.5/20.0g -> 12/40s 37.6g, same but a little bit weaker flavor
• 12/21.0g -> 10/39s 40.3g, somewhat aromatic in espresso, good creama, strong flavor, less sweet, no bitter aftertaste
  • except 12/20g all extractions have a slower flow in the first 10s after pre-infusion
• 12/21.0g -> 10/34s 37.9g, good creama, strong flavor, a little bitter in foam but no bitter aftertaste
  • sweet aftertaste comes acter my mouth regenerate saliva
  • try to repro by a few sour to trigger saliva after drinking the bitter foam
• 12/22.0g -> 11/40s 39.5g, aromatic in espresso, but disappears very fast, bitter than above, could due to slow and dark extraction at the beginning, no sweet aftertaste
• 13/21.0g -> 10/30s 39.8g, weaker than 12->37.9g, no aftertaste
• 12/21.0g -> 10/33s 37.7g, looks a little bit uneven, stable repro, less sweet aftertaste comes later, foam less bitter
  • Milk changed from OrganicValley to HorizonOrganic but didn’t feel difference in latte
• 12.5/21.0g -> 10/29s 38.1g, good creama, little weak but more obvious flavor, foam little bitter, somewhat sweet aftertaste
• 12.5/22.0g -> 10/34s 37.5g, stronger flavor but less characteristic, late and weak sweet aftertaste
• 12.5/21.5g -> 10/32s 37.6g, aromatic, perfect creama, somewhat bitter but no bitter or sweet aftertaste
• 12.5/22.0g -> 10/35s 37.5g, aromatic, dark texture in creama, less bitter, late and very weak sweet aftertaste
  • try yield 40g to reproduce strong and characteristic flavor like 21g -> 38.1g
• 12.5/22.0g -> 10/38s 40.0g, very aromatic, perfect creama, repro 21g -> 38.1g successfully, no improvement, slightly less bitter in foam and less sweet in aftertaste
• 12.5/21.5g -> 10/33s 40.0g, very aromatic, perfect creama, no change
  • a little bit faster, but doesn’t taste like channeling
• 12.5/21.5g -> 10/32s 40.3g, aromatic, perfect creama, a little weak flavor, a little bitter aftertaste
• 12.5/21.5g -> 10/30s 37.5g, very aromatic, perfect creama, strong flavor, a little bitter but no bitter aftertaste
• 13/21.5g -> 10/29s 37.5g, same, no bitter aftertaste
  • bitter seems cannot avoid
  • try less dose, like 20.0g
• 13/20.5g -> 10/25s 41.1g, very aromatic, perfect creama, very sweet, less stronger flavor, wood aftertaste
• 13/20.8g -> 10/26s 40.1g, perfect aromatic, perfect creama, sweet, a very little more bitter from foam, stronger flavor, no obvious aftertaste but comfortable (could be tiny sweet)
  • sweet aftertaste comes in later
  • -> 10/26s 40.6g, repros but a little weaker, slightly bitter but no wood taste at all
  • -> 10/27s 41.7g, repros, foam not bitter
  • -> 10/26s 43.5g, weaker, bean could be sitting too long (roasted on Jun 7th, today Jul 12nd)
• 12.5/20.8g -> 10/27s 41.7g, hypothesis proven, very aromatic, repos
  • -> 10/27s 41.8g, a little bit more bitter, but more sweet aftertaste
  • -> 10/27s 42.1g, same