Loco Moco: The Hawaii Local Food Classic

Loco moco is one of Hawaii's most beloved local food dishes: a bowl of white rice topped with a hamburger patty, a fried egg (usually sunny-side up), and brown gravy. It is filling, affordable, and entirely a product of Hawaii. It was invented in 1949 in Hilo on the Big Island, and it has been served at diners, lunch counters, and food trucks across the islands ever since.

What loco moco is

The standard loco moco has four components: a base of steamed white rice, a hamburger patty (usually beef), one or two fried eggs placed on top, and brown gravy poured over everything. The egg yolk breaks into the gravy as you eat, mixing with the rice and beef into something genuinely satisfying.

It is part of the plate lunch tradition that defines Hawaii local food: hearty, unpretentious, multicultural in its origins, and built for people who work hard and need real fuel. A standard loco moco at a local diner costs $9-$14 and is easily enough for a full meal.

Origin story

The loco moco was created at the Lincoln Grill in Hilo in 1949. The widely told origin story credits a group of teenagers from the Lincoln Wreckers sports club (a local athletic club, not a junkyard crew) who asked restaurant owner Richard Inouye and his wife Nancy for something inexpensive, filling, different from a sandwich, and easy to eat with a spoon rather than two hands. The first version: a bowl of rice, a hamburger patty, and brown gravy, for 25 cents (roughly $3.15 in 2026 dollars). The fried egg was added soon after, reportedly by request from the same group who wanted more protein for the same price.

The name reportedly came from one of the teenagers; the exact etymology is disputed but multiple accounts suggest loco was a nickname for one of the boys (or a reference to crazy, fast, unpredictable), and moco was added as a rhyme. One account attributes the naming to Nancy Inouye herself, who wanted the dish to have a memorable name that sounded distinctly local. The nonsense quality worked: the name stuck instantly and spread.

Hilo remains intensely proud of the dish. Multiple restaurants in town claim historical connection to the original, with Cafe 100 (established 1946) stating they helped develop early variations, though Lincoln Grill (which closed in 1960) is credited with the first version. The Big Island celebrates loco moco as distinctly its own culinary invention, and the dish is now found on menus across the U.S. mainland, in Japan, and internationally wherever Hawaii food culture has traveled.

Variations

The classic version uses ground beef, but variations are everywhere. Spam loco moco substitutes Spam for the beef patty. Mahimahi loco moco uses grilled fish. Chicken, shrimp, and even tofu versions exist. Upscale restaurants have put their own mark on the dish with wagyu beef, truffle gravy, or poached rather than fried eggs. The purist version at a local diner remains the standard by which all variations are judged.

Where to eat loco moco

Loco moco is available at virtually every plate lunch spot, diner, and local restaurant across Hawaii. In Hilo, Cafe 100 on Kilauea Avenue has been serving loco moco since the late 1940s (established 1946, just a few years before the Lincoln Grill origin) and claims to be one of the first locations to popularize the dish beyond Lincoln Grill itself. It is a drive-in with outdoor covered seating, extremely low prices (loco moco around $8-10), and a devoted local following. They serve multiple variations including Spam loco moco, fish loco moco, and bacon loco moco.

On Oʻahu, Rainbow Drive-In in Kapahulu (established 1961) is the most famous loco moco spot and a local institution that still draws lines out the door on weekends. Their loco moco is straightforward and reliable: good beef, good gravy, well-fried egg, served on a paper plate. Ken's House of Pancakes in Hilo (open 24 hours since 1971) serves loco moco around the clock and is a fixture of late-night and early-morning Hilo life. On Maui, Da Kitchen in Kahului and Kīhei serves a well-regarded version with generous portions and local-style sides.

For upscale interpretations, several Hawaii chefs have reimagined loco moco with wagyu beef, foie gras, truffle-infused gravy, and plated presentation, but these versions are aimed at tourists and food enthusiasts rather than the working-class origins of the dish. The best loco moco remains the one served on a paper plate at a local drive-in for under $12. For more local food options across the islands, see local food in Hawaii.