76.9% satisfaction among families

In-N-Out has become almost legendary for its highly customizable “secret menu,” which makes it a prime spot for picky eaters who might want a simple grilled cheese on a bun or want to request a “cut in half” sandwich for wee hands. Plus, there are an assortment of playful drink and shake combos. And the brand offers a split shake, perfect for two kids to share. The chain scored the highest among all families, with some 76.9% of parties with kids giving it high marks. 

Source: Technomic Ignite Consumer Data