CaterLogic ONE is catering management software combining recipe calculations, inventory tracking, event planning, customer relations, and financial operations. Its recipe engine updates costs automatically with ingredient price changes, while the CRM centralizes client data and communication. Event planning tools handle inquiries, scheduling, and invoicing, preventing double-booking via calendar integration. The system generates professional PDF proposals with customizable templates and tax-compliant invoices separating food, service, and beverage charges. Real-time inventory tracking monitors stock and expiration dates, deducting used ingredients automatically. It supports structured recipe creation, ingredient imports, and barcode-based goods receipt processing. Profitability dashboards calculate margins and costs during event planning. Features include bank transaction imports, receipt digitization with OCR, secure team access, and GDPR-compliant data hosting across devices.