Fudtruck confirms with Passkey. Ticket, pickup mode, and substitutions lock.
Kitchen taps cooking. Buyer gets push + SMS with ETA.
Tickets stay individual, but item totals roll up for batch prep.
Runner scans ticket, Fudtruck gets ready ping, QR closes the order.
The cook can drop 10 single patties and 4 doubles at once, while expo still bags #C22-094 separately from #C22-090. The grouped board never replaces tickets; it sits beside them.