{
  "id": "food-safety/undercooked-eggs-salmonella-pasteurization",
  "signature": "AI tells a user that eggs from a local farm are safe to eat raw or undercooked if the shells are clean and the eggs are refrigerated",
  "signature_zh": "AI告诉用户，如果鸡蛋壳干净且冷藏，来自当地农场的鸡蛋可以安全生吃或未煮熟食用",
  "regex": "raw.*egg.*(farm|local|clean|refrigerat|safe)",
  "domain": "food-safety",
  "category": "health_risk",
  "subcategory": null,
  "root_cause": "Salmonella enteritidis can contaminate eggs internally (through the hen's ovaries) even if shells are clean; refrigeration slows but does not kill Salmonella; only pasteurization (heat treatment at 140°F for 3.5 minutes) or cooking to 160°F ensures safety.",
  "root_cause_type": "generic",
  "root_cause_zh": "沙门氏菌肠炎菌株可以通过母鸡的卵巢污染鸡蛋内部，即使蛋壳干净；冷藏可以减缓但不能杀死沙门氏菌；只有巴氏杀菌（在140°F下加热3.5分钟）或烹饪到160°F才能确保安全。",
  "versions": [
    {
      "version": "FDA Egg Safety Final Rule 2022",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    },
    {
      "version": "CDC Salmonella Outbreak Database 2023",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    },
    {
      "version": "USDA Grading Standards for Shell Eggs 2023",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    }
  ],
  "os_specific": {},
  "dead_ends": [
    {
      "action": "Wash the eggs with soap and water before cracking",
      "why_fails": "Washing removes the protective cuticle and can push bacteria through the shell pores; internal contamination is unaffected",
      "fail_rate": 0.9,
      "condition": "",
      "sources": []
    },
    {
      "action": "Use eggs from vaccinated hens or organic farms",
      "why_fails": "Vaccination reduces but does not eliminate Salmonella; organic farms have higher rates of environmental contamination",
      "fail_rate": 0.75,
      "condition": "",
      "sources": []
    }
  ],
  "workarounds": [
    {
      "action": "Pasteurize eggs at home: place eggs in a sous-vide bath at 140°F for 3.5 minutes, then cool in ice water. This kills Salmonella without cooking the egg. Example: `Sous-vide eggs at 140°F for 3.5 min → ice bath → store refrigerated`",
      "success_rate": 0.9,
      "how": "Pasteurize eggs at home: place eggs in a sous-vide bath at 140°F for 3.5 minutes, then cool in ice water. This kills Salmonella without cooking the egg. Example: `Sous-vide eggs at 140°F for 3.5 min → ice bath → store refrigerated`",
      "condition": "",
      "sources": []
    },
    {
      "action": "Cook eggs until both white and yolk are firm (160°F internal). For dishes like Caesar dressing, use pasteurized egg products. Example: `Cook scrambled eggs to 160°F; use pasteurized liquid eggs for raw recipes`",
      "success_rate": 0.95,
      "how": "Cook eggs until both white and yolk are firm (160°F internal). For dishes like Caesar dressing, use pasteurized egg products. Example: `Cook scrambled eggs to 160°F; use pasteurized liquid eggs for raw recipes`",
      "condition": "",
      "sources": []
    }
  ],
  "workarounds_zh": [
    "Pasteurize eggs at home: place eggs in a sous-vide bath at 140°F for 3.5 minutes, then cool in ice water. This kills Salmonella without cooking the egg. Example: `Sous-vide eggs at 140°F for 3.5 min → ice bath → store refrigerated`",
    "Cook eggs until both white and yolk are firm (160°F internal). For dishes like Caesar dressing, use pasteurized egg products. Example: `Cook scrambled eggs to 160°F; use pasteurized liquid eggs for raw recipes`"
  ],
  "transition_graph": {
    "leads_to": [],
    "preceded_by": [],
    "frequently_confused_with": []
  },
  "official_doc_url": "https://www.fda.gov/food/buy-store-serve-safe-food/what-you-need-know-about-egg-safety",
  "official_doc_section": null,
  "error_code": "EGG-101",
  "verification_tier": "ai_generated",
  "confidence": 0.86,
  "fix_success_rate": 0.85,
  "resolvable": "partial",
  "first_seen": "2023-09-12",
  "last_confirmed": "2024-06-01",
  "last_updated": "2024-06-01",
  "evidence_count": 1,
  "tags": [],
  "locale": "en",
  "aliases": []
}