Finland-based Viking Line has made a serious effort to reduce its food waste. In April 2019, the company joined forces with Winnow to undertake a project intended to reduce the food waste on its cruise vessel Mariella.
The majority of the meals served on the boat are prepared centrally in the same kitchen. For the duration of the project, the kitchen waste bins were equipped with scales to measure the actual amount of waste. With the help of computer software, the waste is categorized, weighed...
https://www.workboat.com/news/passenger-vessels/viking-line-reducing-food-waste-aboard-its-cruisers/