"Doughnuts,patties" . "Luther Burger"@en . "Doughnut burger"@en . "Donut burger"@en . . . . . "A Luther Burger, or doughnut burger (among several naming variations), is a hamburger or cheeseburger with one or more glazed doughnuts in place of the bun. These sandwiches have a disputed origin, and tend to run between approximately 800 and 1,500 calories (3,300 and 6,300 kJ)."@en . .