Orange County’s first In-N-Out is torn down to make way for a new one coming in 2021

It opened in Santa Ana on September 28, 1975 and according to a post by a former employee on octhen.com, the staff memorized orders and added price totals in their heads.
Each one had to pass a math test because there were no cash registers or adding machines for years. And that somehow seems appropriate for In-N-Out Burger, which has staked its reputation on Southern California’s insatiable desire for its old school burgers and fries.
Crews tear down Orange County’s first In-N-Out B