These are standard Russian peasant staples, and there is an old Russian saying that goes, "Shchi ee kasha, pisha nasha" which means "Shchi and kasha, that's our fare".

这些都的俄国乡下常见的原料。一个俄罗斯人这样说：“Shchieekasha,pishanasha.”意思：“圆白煮荞麦，俺们经常吃的。”