Spent Coffee Grounds Spirit Distillation Lab

1. Hydrothermal Hydrolysis

Spent Grounds Mass50.0 kg

Grounds Moisture62 %

Hydrolysis Temp160 °C

H2SO4 Catalyst1.20 %

Hydrolysis Duration45 min

Liberated Sugar Profile

Mannose (D-Mannan)52%

Galactose (Galactan)24%

Arabinose & Glucose24%

2. Yeast Fermentation

Fermentation Temp28 °C

StrainS. cerevisiae SC-118

Wash Specific Gravity1.055 SG

Wash Volume120.0 L

Heads (Esters)

Hearts (Coffee Spirit)

Tails (Fusels)

STILL READY

3. Fractional Pot Distillation

Heads Cut End Temp78.4 °C

Hearts Cut End Temp89.5 °C

Analytical Telemetry

Extracted Sugars

14.8 kg

Sugar Yield (Dry)

77.9 %

Wash ABV

5.4 %

Ferm Time

72 hrs

Hearts Yield

7.6 L

Hearts ABV

42.8 %

Total Congeners: 380 mg/L

Organoleptic Profile

Rich Roasted Cocoa & Caramel Note