Built structures · Cabinets and chamber conversions
Two-chamber small production workflow for dry sausage
A small workflow with a warm fermentation chamber and a separate drying chamber, so that batches move from one to the other on a regular cycle.
Overview
A two-chamber workflow pairs a warm fermentation chamber with a cooler drying chamber. One guide describes making sausages each day and transferring them to a separate drying chamber, so that a new batch can start as soon as one moves on.
The two chambers suit a small producer because each stage has its own settings and the work can run in a regular cycle.
Movement between chambers
The batch moves when fermentation is complete. Moving too early leaves the product short of acid; moving it at the wrong humidity dries the surface unevenly. The FSIS pH and moisture limits are the reference.
Sources for this section
What is not established
Batch sizes, yields and cycle times are not given by the consulted sources. They need a product-specific trial record.
Sources for this section
Site
A build is made where it stands: moving it means building it again.
How it is built
Risks and precautions · High risk
Two chambers and overlapping batches raise the risk of confusing their stages.
Hazard sourceThe consulted sources do not establish safe limits for a two-chamber workflow.
Hazard sourceConfirm pH 5.3 or lower before a batch moves to drying.
Control sourceNot a validated process. Each chamber and product needs its own validation.
Materials
- 1 unit Fermentation chamber — Warm and humid; see the fermentation incubator item.
- 1 unit Drying chamber — Cooler and drier, with humidity removal and airflow; see the drying cabinet item.
- 2 sets Controllers and probes — One set per chamber.
- Ferment the batch in the fermentation chamber at its warm target and high humidity.
- Confirm fermentation is complete by pH before moving the batch.
- Transfer the batch to the drying chamber, and start a new batch in the fermentation chamber.
- Log both chambers and weight loss for each batch, and keep the batches separate.
Places
Documented for international use, with no single place of origin assigned.
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Sources
MamaligaMethod
Adventures in Charcuterie - Fermentation and Curing ChamberInitial fermentation near 70 F (about 21 C) for 48 to 70 hours in a single chamber
Cited in: Overview; What is not established
Meats and SausagesMethod
Equipment for Making Fermented SausagesFast culture fermentation given at 30 to 45 C
A cabinet without a way to reduce humidity is for fermentation only
Cited in: Overview
USDA Food Safety and Inspection ServiceSafety
FSIS Ready-to-Eat Fermented, Salt-Cured, and Dried Products GuidelineDry fermented sausage reaches pH 5.3 or lower by bacterial action, then dries 25 to 50 percent of its moisture
Moisture to protein ratio of 1.9 to 1.0 or less, with Genoa and Milano at 2.3 to 1.0
Degree-hour method supports control of S. aureus outgrowth during fermentation, not Salmonella lethality
A plant fermenting to a pH above the model basis needs a challenge study
Cited in: Movement between chambers