kut'ya (English spelling) kutya

...In the Russian Orthodox Church, Wednesdays and Fridays were fasting days, and long fasting periods were set before major festivals such as Easter and Christmas, during which eating meat was prohibited. Meat and eggs were foods for festivals, but on festivals and celebrations, pirog, a pie-like dish, bliny, and kut'ya, a dish made by mixing grains with honey and raisins, were also served on the table. Not only have religious taboos almost disappeared, but Russian food has become significantly more diverse, with European, Caucasian, and Central Asian cuisine being incorporated into daily life.

*Some of the terminology explanations that mention "kut'ya" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…ロシア正教ではふだんでも水曜日と金曜日は精進日とされ，復活祭やキリスト降誕節(クリスマス)のような大きな祭りの前には長い斎戒期が設けられていて，その間は肉食が禁止された。そうでなくても肉や卵は祭日の食物であったが，祭日や祝いごとのあるときには，パイに似たピローグpirog，クレープ風のブリヌイbliny，穀物に蜜や干しブドウをまぜてたきこんだクチヤーkut’yaなども食卓に供された。今では宗教上のタブーがほとんど消滅したばかりでなく，ヨーロッパやカフカス，中央アジアの料理が日常生活に取り入れられて，ロシア人の食生活は著しく多様化している。…

※「kut'ya」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報