The hamburger — a ground beef patty cooked on a griddle or grill, served on a bun with toppings — is the most consumed, most exported, and most culturally significant single food item in American history. The origin is disputed among multiple claimants (Fletcher Davis of Athens, Texas in the 1880s; Louis Lassen of Louis' Lunch in New Haven, Connecticut in 1900; Charlie Nagreen of Seymour, Wisconsin in 1885), but the form crystallised in the early 20th century and was globalised by McDonald's (founded 1940, franchised 1955 by Ray Kroc). The hamburger is simultaneously America's greatest culinary contribution and its most democratised food — available from $1 to $30, from a gas station to a Michelin-starred restaurant, identical in concept and infinitely variable in execution.
A patty of ground beef (80/20 lean-to-fat is the standard — enough fat to remain juicy, enough lean to hold together), seasoned with salt and pepper, cooked on a hot griddle or over an open flame until a Maillard crust forms on both sides, placed on a bun (soft, slightly sweet — the Martin's potato roll or a sesame seed bun) with toppings. The classic: lettuce, tomato, onion, pickle, ketchup, mustard. The patty should be juicy — fat rendering from the 20% fat content keeps the interior moist even at well-done temperatures.
1) The fat ratio: 80/20 (lean/fat) is the sweet spot. Leaner meat produces a dry burger; fattier meat is greasy and falls apart. 2) Season the exterior only — salt and pepper pressed into the surface of the formed patty. Mixing seasoning into the ground beef overworks the meat and produces a dense, meatloaf-like texture. 3) Hot surface — the griddle or grill must be hot enough to sear immediately. The crust = the flavour. 4) Do not press the patty — pressing squeezes out juice. The smash burger (AM8-08) is the exception, where the press happens once at the beginning before the crust forms. 5) The bun must be soft — it should compress when bitten, allowing the patty and toppings to dominate.
The "best burger" is not a restaurant burger — it's a backyard burger on a Weber grill, ground chuck from the butcher, seasoned with salt, cooked to medium, on a soft bun with American cheese (the melt of American cheese on a burger is unmatched by any artisanal cheese), pickles, and raw onion. The simplicity is the genius. American cheese on a burger: processed American cheese melts into a creamy, enveloping blanket that no other cheese replicates. This is not a quality compromise — it is the correct cheese for a burger.
Overworking the meat — handle minimally when forming patties. Pressing during cooking — juice loss. Lean meat — dry burger.
George Motz — Hamburger America; J. Kenji López-Alt — The Food Lab