Hearty, delicious American diner food, featuring big breakfasts, bagel sandwiches and burgers in an unpretentious setting. There are some special items, such as falafel and authentic 'coney' hot dogs. It's about a five-minute walk north of the Winter Palace of the Bogd Khan, set back from the road amid apartment blocks; the website has a detailed map.
There is also a more central branch.