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Story summary
- In-N-Out Burger lists an off-menu “Animal Style” burger on its website.
- COO Denny Warnick said the name originated in the early 1960s after a customer requested a custom burger.
- In-N-Out’s website also lists off-menu items such as Double-Meat, 3x3, 4x4, Grilled Cheese and Protein Style.
- The Los Angeles Times reported in 2004 that customers had known about ordering Animal Style for years.
