186 calories. According to Mint Health Network, the meat of the old Tongguan Chinese hamburger is tender and fragrant. Meat is fat but not greasy, and thin but not firewood. It tastes salty and delicious with a long aftertaste. Heat: 186 kcal (per 100g). The difference between Laotongguan Chinese hamburger and other Chinese hamburger lies mainly in the difference of sesame cake. This kind of sesame seed cake is made in a unique way: the refined flour, warm water, alkaline noodles and lard are mixed into dough, rolled into strips, and baked in a special oven. When the color is uniform, the cake becomes Huang Shi and is taken out.