In-N-Out became the first drive-thru hamburger restaurant in California in 1948. The innovative drive-thru system helped revolutionize fast food by introducing a new level of convenience.
In-N-Out’s founder, Harry Snyder, is credited with inventing the two-way speaker system used in drive-thrus.
The special sauce recipe used at In-N-Out hasn’t changed since its creation in 1948. Known for its tangy, savory flavor
In-N-Out did not start selling fountain beverages until 1958, over a decade after the first burger was sold. Before that, customers would rely on pre-packaged drinks.
The iconic yellow arrow in the In-N-Out logo wasn’t always part of the design.
The story behind In-N-Out’s palm trees is tied to the founders’ love of the film “It’s a Mad, Mad, Mad, Mad World,”
The famous Double-Double burger was introduced to the In-N-Out menu in 1963. It features two beef patties and two slices of cheese