Hamburger Mary's (Milwaukee). Each location is unique, with a large dance floor in Long Beach and a microbrewery in Chicago. Hamburger Mary's believe in "You are what you eat," and they serve fresh ingredients. They are fresh and made-to-order with an assortment of toppings on a bakery-fresh bun, including the popular "Buffy the Burger Slayer," "Queen Mary" and the one-pounder "Proud Mary." The burgers are fresh and never frozen all-natural beef for the half-pound burgers. Many locations also offer turkey burgers, homemade black bean patties, chicken breast and other substitutions. They offer a full lunch and dinner menu including homemade chili, soups,
Hamburger onion rings or potato chips. In Mexico, burgers (called "hamburguesas") are served with ham and slices of American cheese fried on top of the meat patty. The toppings include avocado, jalapeño slices, shredded lettuce, onion and tomato. The bun has mayonnaise, ketchup and mustard. In certain parts are served with bacon, which can be fried or grilled along with the meat patty. A slice of pineapple is also a usual option, and the variation is known as a "Hawaiian hamburger". Some restaurants' burgers also have barbecue sauce, and others also replace the ground patty with sirloin, Al pastor meat, barbacoa