Watch: In-N-Out Burger celebrates 70 years at the grill. Here are five delicious moments

In-N-Out Burger opened with one of the first drive-thrus in Southern California on Oct. 22, 1948. The chain now has 334 restaurants in six states but has an outsized cult status in the West.
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In-N-Out Burger opened with one of the first drive-thrus in Southern California on Oct. 22, 1948. The chain now has 334 restaurants in six states but has an outsized cult status in the West.

Don Sweeney has been a newspaper reporter and editor in California for more than 25 years. He has been a real-time reporter based at The Sacramento Bee since 2016.