Why are East Slavic languages ​​so inconsistent with pronunciation?

Hello, I myself speak a South Slavic language, Serbo-Croatian, as my native language, and I've noticed how strange the pronunciation of Russian and Ukrainian letters is. What I mean is that the "e" in a word is pronounced like an "i," or the "o" becomes an "a." I noticed this with the word "Goworit" (to…

Cocoa?

Hi! I heard from a friend at school today that his father used to make him cocoa paste (that's what he called it). He explained to me that it's just cocoa powder with a bit of milk, which you then mix into a paste and eat. Now I wanted to ask, should we know this,…