No list of burgers in Santa Monica would be complete without mentioning In-N-Out Burger. This iconic fast food chain is beloved for its simple yet delicious burgers. The Double-Double is a fan favorite, featuring two beef patties, two slices of American cheese, lettuce, tomato, and their signature spread, all served on a toasted bun. In-N-Out Burger's commitment to fresh ingredients and made-to-order burgers has made it a staple in the Santa Monica burger scene.