TNT Coffee Lab x Talamanca - Koji · Geisha

TNT Coffee Lab x Talamanca - Koji · Geisha

TNT Coffee Lab x Talamanca - Koji · Geisha

Natural, Koji · Chiriquí, Panama

Regular price £19.80
Regular price Sale price £19.80
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Lot data: Geisha • Natural • Koji fermentation • Piedra Candela, Volcán, Panama 1,450-1,500 m.a.s.l. • Grade: 90.75

This Geisha from Digna Nuñez in Piedra Candela was selected for its balance of aromatic lift, clarity and controlled fermentation character. Processed by TNT Coffee Lab, it shows how Koji fermentation can build depth and sweetness while preserving the elegance of the variety.

The cherries were fermented with Koji for two days in a temperature-controlled room at 30°C and 90% humidity, then fast dried for ten days in a hot greenhouse. This careful approach creates a clean, structured and highly expressive cup, with the process supporting the coffee rather than dominating it.

Expect a floral and clean profile, with grape sweetness, Prosecco-like brightness, Champagne-style aromatics and a silky texture. The finish is clean, tea-like and long, leaving a clear impression of both Geisha character and controlled fermentation.


SELECT SIZE & ROAST

Flavour Profile

Sweetness

Restrained Pronounced

Acidity

Soft Vibrant

Body

Tea-like Syrupy

Process Signature

Traditional Expressive

Finish

Short Long

Aromatics

Delicate Strong

Tasting Notes

Grape
Grape
Lavender
Lavender
Strawberry
Strawberry

Characteristics

  • Processor: TNT Lab
  • [Processing] Region: David, Chiriquí, Panama
  • Process: Natural, Koji
  • Farmer: Digna Nuñez
  • Variety: Geisha
  • [Farmer] Altitude: 1,450–1,500 m.a.s.l.
  • [Farmer] Region: Volcán, Panama

Recipe

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TNT Lab

TNT Lab is a Panama-based processing lab producing expressive, terroir-led coffees through controlled post-harvest work.

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Product data

How we roast this coffee

Glass roasting process

Cup Profile

Floral and clean, with grape sweetness, sparkling acidity, Champagne-like aromatics and a silky, tea-like finish.

Roast Intent

Preserve the Geisha’s floral clarity while developing enough sweetness to integrate the Koji character without allowing it to dominate.

Sensory Target

Fresh grape, delicate florals and bright acidity, with a clean structure and long finish.

Colour

MediumLightUltra Light
Ground
89
Bean
76
Expand Full roast data

Target

Roast Time: 07:39
End Temperature (IBT): 174°C

Key Events

Turning Point: 01:00 @ 115°C
First Crack: 07:09 @ 169.6°C

Roast Phases

Drying: 03:21 (43.8%)
Yellowing: 03:48 (49.7%)
Development: 00:30 (6.5%)

Batch Size: 500 g

Temperature

Glass roasting process

Cup Profile

Floral and clean, with grape sweetness, sparkling acidity, Champagne-like aromatics and a silky, tea-like finish.

Roast Intent

Preserve the Geisha’s floral clarity while developing enough sweetness to integrate the Koji character without allowing it to dominate.

Sensory Target

Fresh grape, delicate florals and bright acidity, with a clean structure and long finish.

Colour

MediumLightUltra Light
Ground
89
Bean
76
Expand Full roast data

Target

Roast Time: 07:39
End Temperature (IBT): 174°C

Key Events

Turning Point: 01:00 @ 115°C
First Crack: 07:09 @ 169.6°C

Roast Phases

Drying: 03:21 (43.8%)
Yellowing: 03:48 (49.7%)
Development: 00:30 (6.5%)

Batch Size: 500 g

Temperature