Beef Stroganoff seems to be a menu often seen in Russian homes.
You may not have Russian food in Japan, but…
1.Ikebukuro Beef Stroganoff【2shop】
Beef Stroganoff is a Russian Dish …
You can enjoy white ganoff and black ganoff with various toppings
1-2.Yoshoku wa Nomimono。/洋食は飲み物。
A Western-style restaurant(Yosyoku Shop) came out from the “飲み物。” known in Ikebukuro.
It is common to the series that there are 3 toppings.