An ABC News report revealed that some fast-food chains were using lean finely textured beef.
Horsemeat was found in several European countries' beef products, leading to a scandal that affected various fast-food chains and.
A customer posted a photo on social media showing a Subway "Footlong" sandwich that measured less than 12 inches.
Multiple outbreaks of E. coli and norovirus were linked to Chipotle Mexican Grill restaurants.
A Chinese supplier for McDonald's and other fast-food chains was accused of selling expired meat.
Several major fast-food chains, including KFC, faced criticism for the use of antibiotics in their chicken supply chains.
While not a health scandal, Starbucks faced criticism for its Unicorn Frappuccino.
n Australia, Pizza Hut faced a scandal when a former employee revealed that some of their stores were using a mix of cheaper.
Similar to the earlier European horsemeat scandal, Burger King was implicated when horsemeat was found in some of its beef products in the United Kingdom and Ireland.
In one of the earliest and most notorious fast-food scandals, an E. coli outbreak linked to undercooked burgers at Jack in the Box.