Not only that, but a 30-minute timer was running down, and TAFE students were watching in the room, alongside multiple cameras pointed towards the pair so other students could watch on from a livestream too. Food waste costs the Australian economy an estimated $36.6 billion each year, with NSW generating around 1.7 million tonnes of food waste annually. He tells Hospitality the whole issue around food waste is something that’s important to us as a society. TAFE students Angelo Sabilla and Joshua MacDonald both sat in on the masterclass. Sabilla told Hospitality lessening food waste is a really big part of their job.