Caracalla’s menu
Posca — the Soldier's Sour Drink
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Potio (marching and guard drink)

Posca — the Soldier's Sour Drink

DrinkDocumented🍋facile10 min (+ 1 h chilling)
Potio (marching and guard drink)

Posca — the Soldier's Sour Drink

Why this dish? Posca was the regulation drink of the Roman legionary: vinegar cut with water, thirst-quenching and sanitizing, which Caracalla drank with his troops during his long campaigns from Germania to the East to show he could endure hardship like his men.

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Potio (marching and guard drink)

An ancient drink of iron simplicity: vinegar diluted with water, sweetened with a little honey and scented with herbs, which quenched the thirst of Rome's armies over thousands of miles of road.

I leave pure wine to the soft senators wallowing on their couches. On the road to Carrhae, under a sun that splits helmets, I drink posca like my cavalrymen: vinegar, water, a drop of honey so I don't grimace. It cuts thirst and keeps a man straight in the saddle. Drink it too, and you will know what a legionary's legs are worth.
Caracalla
Ingredients
  • Wine vinegar (acetum)one part (acidity, preservation)
  • Spring waterseveral parts (quenches thirst)
  • Honeya little (sweetens)
  • Herbs (mint, coriander, lovage)a few sprigs (fragrance)
How it was made : Posca, a mix of water and vinegar (sometimes with herbs or honey), was the basic drink of soldiers and the lower classes. The vinegar's acidity limited bacterial growth in questionable water: hygiene ahead of its time.
Sources : Plutarch, Life of Cato the Elder · Spartianus, Historia Augusta, Life of Caracalla (displayed frugality)

See also