Taco Bell Many fast food chains have come to be defined by their most timeless menu items — McDonald's has the Big Mac, Taco Bell the Crunch Wrap Supreme, and Wendy's its Frostys. But there are probably some dishes you had no idea existed — and no longer do. We took a trip down memory lane and unearthed 19 delicious fast food menu items that have unfortunately been discontinued. Keep scrolling to see what was being served at your favorite chains in the '80s, '90s, and early 2000s.