The restaurant is inside the museum of history, in the Red Square. If you have lumch yopu can visit some parts of the museum for free.
They have business lunch at 250 rubles from 12.00 to 16.00.
They preserve the aristocratic traditions of Russian cuisine, and to have lunch there is a real experience.
At the entrance you will see a boy carrying old weapons. The atmosphere is very impressive.
Once you ar ein the restaurant you can buy your tickets to the two museums for a cheap price if you have Russian friends or you speak Russian, because foreigners pay much more.