The latest sign we're eating out less: Restaurants are buying fewer disposable cups and paper towels

Restaurants are buying fewer disposable cups, paper towels, and packaging supplies, companies that make the goods have said. Lia Toby/Getty Images for illycaffè

Even the humble disposable coffee cup suggests that diners are eating out less at restaurants .

Companies that sell paper cups, plates, delivery containers, and similar packaging to restaurants say that they're seeing less demand from US businesses.

Essity, a Swedish company that sells paper towels and cleaning supplies to businesses, including restaurants, said on Thursday that the dining pullback in the US was affecting sales.…