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Ancient Rome (c. 160 BCE treatise)

Libum — Ancient Roman Cheese Bread (Modern Adaptation)

A home adaptation of the cheese, flour and egg bread in Cato's De agri cultura 75. Bay leaves and a modern oven are used here; the leaf species and baking temperature are not specified in that passage.

AI-generated modern recreation of Libum: a round hearth-baked rustic cheese bread resting over laurel leaves on a terracotta plate; appearance and setting are conjectural.

MODERN RECREATION

Modern Adaptation Proposal

Ingredient quantities, cooking times, and tools are proposed for modern home cooking. They are not measurements from the historical source.

Ingredients

Instructions

  1. Drain ricotta in the refrigerator for at least 1 hour and weigh 250 g after draining. Mash with 50 g crumbled feta using a fork.
  2. Stir in beaten egg. Sift in flour (120 g) and fold together with a spatula or hands until a soft, uniform dough forms without over-kneading.
  3. Line a baking sheet with parchment paper and arrange bay leaves in a circle. Shape dough into a round, flattened loaf (approx. 15 cm diameter, 3–4 cm thick) and place over the leaves. Score a shallow cross on top.
  4. Bake at 190°C (374°F) for an estimated 35–45 minutes. Check the thickest center with a food thermometer and confirm at least 75°C (167°F) for at least 1 minute; bake longer if needed. Color or a skewer alone does not establish safety. Beware hot trays and steam.
  5. Let cool slightly. Whole bay leaves on the bottom are rigid and inedible; peel off before eating to prevent choking. Drizzle with warm honey if desired. Never feed honey to infants under 1 year of age.

HISTORICAL RECORD

Historical Sources and Evidence

These sources provide historical context. They do not necessarily support the quantities or cooking times in the modern adaptation.

Registered as a reconstruction based on sources. Distinguish the source's account from inference and modern adjustments.

Statements supported by sources

  • Chapter 75 of Cato's De Agri Cultura prescribes crushing 2 pounds of cheese in a mortar, blending with 1 pound of flour (or half a pound for a more tender crumb) and 1 egg, shaping into a loaf, placing leaves beneath, and baking gently under an earthenware cover (testum) on a warm hearth.

Inference and interpretation

  • Section 75 says only leaves (folia). The separate placenta recipe in section 76 specifies laurel, which does not prove that libum used the same leaves. Choosing bay leaves here is a modern interpretation.
  • Section 75 contains no honey. The optional honey finish is a modern choice, not part of Cato's formula.

Modern adjustments

  • Section 75 does not identify the cheese. Ricotta 250 g, feta 50 g, flour 120 g, one egg, shaping, scoring, 190°C and 35–45 minutes are untested modern choices, not proportional scaling of the original. Use culinary bay leaves; do not substitute lookalike wild leaves.
  • At least 75°C for 1 minute is adopted from general MHLW heating guidance, not a measured result or safety guarantee for this recipe. Do not taste raw flour/egg dough. Prevent cross-contamination from hands and utensils handling egg. Refrigerate leftovers promptly in small portions and use soon. Remove all bay leaves before eating.
  • Contains milk, wheat, and egg allergens. Strictly avoid honey for infants under 1 year due to infant botulism risk.
  • Untested in our test kitchen (cookingVerification.status: 'untested'); times and measurements are modern culinary estimates.

Sources and references

  1. Cato, De agri cultura 75(The Latin Library電子本文)Open source: https://www.thelatinlibrary.com/cato/cato.agri.html

    Read the Latin text of chapter 75. Confirmed formula of 2 lbs cheese, 1 lb or 1/2 lb flour, 1 egg, baked over leaves under a testum. Manuscripts and critical editions were not collated. No baking temperature or minutes are specified.

  2. 厚生労働省:家庭でできる食中毒予防の6つのポイントOpen source: https://www.mhlw.go.jp/www1/houdou/0903/h0331-1.html

    General guidance on heating center to at least 75°C for 1 min, hand/utensil hygiene, and prompt cooling; not a trial validation of this recipe.

  3. CDC: Botulism Prevention — Infant botulismOpen source: https://www.cdc.gov/botulism/prevention/index.html

    Consulted warning against giving honey to infants under 1 year due to infant botulism risk; not a safety trial of this dish.

About this site

About our dish images
Image credits and sources

© History Meshi / Antigravity (AI-generated recreation, STEP 195)

Source: AIによる現代再現イメージ。実際の調理写真や史料写真ではありません。 / AI-generated modern recreation, not a cooking-trial or historical-source photograph. / AI生成的现代再现示意图,并非实际烹饪或历史史料照片。 / AI生成的現代重現示意圖,並非實際烹調或歷史史料照片。 / Recreación moderna generada con IA; no es una fotografía de una prueba de cocina ni de una fuente histórica.

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