“As an icon of the American way, apple pie is a johnny-come-lately, a usurper, a pale pretender to its pastry throne. The phrase as American as apple pie is of 20th-century origin and didn’t attain wide currency until the 1940s.”
Read More: http://www.chicagoreader.com/chicago/mince-pie-the-real-american-pie/Content?oid=1267308