These were the biggest menu flops in fast food (MCD, QSR, YUM)

Not every fast-food option can be a best seller.

Some experimental menu items actually end up costing chains millions, like McDonald’s Arch Burger, a “gourmet” burger that aimed to appeal to a more adult crowd but failed miserably. McDonald’s spent an estimated $150 million to $200 million advertising the Arch Deluxe’s rollout, which, at the time, was the most expensive promotional campaign in fast-food history, The New York Times reported.

Other menu items failed because they were just unappetizing, like Taco Bell’s Seafood Salad or Domino’s Oreo Pizza.

Here are some fast-food items that didn’t make it: