You were definitely talking about potatoes! I could understand most of it but there were a couple of words that stumped me. As Mr M said, I'm sure that face-to-face you wouldn't have any real problems communicating.
There are a couple of sounds that you need to work on as they were very obviously 'not English' ... if you are that worried about toning down your own accent. These sounds are very sterotypical of parts of Europe so people will still understand you elsewhere, as we've heard them lots of times before. (We do think this is how Count Dracula speaks though, lol).
You are saying v for w.
You are saying z for th.