Why it failsThe usual problem is not care. It is answer inconsistency.
Most teams care deeply about guest safety, but service still breaks down when ingredient details live in too many places, modification rules are unclear, and employees rely on memory instead of a shared standard. That is when one guest hears one answer from one server and a different answer from another.
The operational risk is not just missing knowledge. It is inconsistent communication under pressure. A better training system fixes that by defining one source of truth, reinforcing guest-facing language, and making escalation a normal part of safe service.