Video summary
How Tudor Sailors Survived a 7 Month Journey | Salt Pork Experiment
Main summary
Key takeaways
Scientific Concepts: Curing, Spoilage, and Food Preservation
Salting as Food Preservation (Salt-Cured Meat)
- Salt reduces water availability in meat by drawing out moisture.
- As moisture drops (e.g., “once you’ve removed about 30% of the moisture”), bacteria grow more slowly because the drier, saltier environment makes it harder for them to function.
- Salt also helps create a high-saturation condition, allowing salt to persist in the meat and maintain preservation.
- The discussion highlights why salt curing was historically popular: it required no refrigeration and was simple and effective.
Brine Formation
- Brine is described as salt + water.
- The process includes packing pork with dry salt first, then adding brine to fill the barrel so the meat cures in a sealed environment.
Controlled Environmental Storage (“Ship-Hold Mimicry”)
- The barrel is stored in a cool place to mimic the conditions of a ship’s hold.
- A named historical environment is used: Fish Court at Hampton Court Palace, kept in shadow to reduce sunlight-driven warming.
Sealed Barrel Mechanics (Oak Staves, Hoops/Banding)
The barrel is treated as a sealed curing container:
- Oak staves are held tightly (with hazel binding mentioned as traditional; iron hoops appear as special cases).
- Barrel shape helps maintain even internal pressure, reducing leakage.
Expected Spoilage / Quality Control
- A historical ~10% failure/spoilage rate is referenced as typical for barrels taken on voyages.
- Barrels were checked before departure by ensuring brine remained topped up.
De-salting (Desalination) Before Cooking
- After storage, meat is desalted over 3–4 days by soaking repeatedly in fresh water (“chain putting in water and changing the water”).
- A historical alternative is also mentioned: trailing salted meat in seawater alongside the ship to pull salt out.
Rehydration and Storage of Fish (Stockfish Concept)
- Fish is air-dried into stockfish.
- Rehydration can require bashing the fibers with a stick, noted as a reason for the name.
- Drying enables long-term storage during ship voyages in hold-like conditions.
Calorie/Diet Constraints of Long Voyages
- The video estimates ~4,000–5,000 calories per day from ship rations, considered necessary for heavy labor.
- Salt pork, ship’s biscuit (hardtack), peas/beans, and fish (on designated days) form a predictable caloric system.
Experimental Methodology (Experimental Process)
Prepare Pork for Curing
- Salt a piece of pork.
- Pack the whole animal into the barrel (including mixed cuts; “head/foot” examples).
- Cover/roll meat with salt, packing into creases so pieces aren’t touching.
Seal and Add Brine
- Close the barrel to make it effectively airtight/sealed.
- Prepare brine = salt water, then pour it into the barrel until full.
- Confirm brine reaches the top and check for leaks.
- Leave the barrel undisturbed in a cool storage location for months.
Storage Location
- Store in Fish Court (a shadow-preserving corridor) for “7 months” to mimic a ship’s hold.
Quality Inspection and Opening
- Open after the target time (7 months).
- Evaluate:
- appearance
- smell
- texture
- salt penetration
Desalinate
- Soak meat in water for multiple days.
- Change water frequently to remove excess salt.
- Historical note: meat could also be de-salted by trailing it in seawater alongside the ship.
Cook the Resulting Ration Stew
- Fry the meat.
- Add water “as Tudors would,” then simmer/boil for a long time (~4 hours).
- Add peas (carlin peas/badger peas) and ship’s biscuit to thicken into lobscouse/scouse.
Researchers or Sources Referenced
- Sir Francis Drake (referenced via journals/records)
- Thomas Doughty (mentioned as executed at St. Julian’s Bay)
- Isaac (a colleague invited to taste the stew in the video)
- Elizabeth I (referenced in connection with Drake’s voyage)
- Mary Rose (referenced for relevant evidence/behavior and ration practices)
- Hampton Court Palace / Fish Court (the historical site used for the storage demonstration)