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The In-N-Out Double-Double is a signature cheeseburger from the West Coast fast-food chain In-N-Out Burger, featuring two beef patties and two slices of American cheese. It is built on a toasted bun with fresh lettuce, tomato, onion, and the option for pickles, spread, or grilled onions.
This burger is high in protein and fat, providing a substantial amount of calories—roughly 670 per serving—while offering key nutrients like iron and calcium from the beef and cheese.
Culturally, the Double-Double is an iconic part of West Coast fast-food lore, known for its simple, fresh ingredients and a dedicated 'secret' menu that has fueled its legendary status.