If what I have read "elsewhere" about them emptying partially consumed ritas back to the rita machine is true then...
Telling the owner normally would have been sufficient, but given his reported lack of interest, I hope whomever witnessed that called the health department and made a report.
The bar was always very crowded, so it seems like that may have tapered off a lot. Crowded means too many eyes on the bartender for that to happen. 4951