By all means, if you think processed food tastes better, then that's what you should be eating, at least as far as good taste -> enjoyment -> good mental health

By all means, if you think processed food tastes better, then that's what you should be eating, at least as far as good taste -> enjoyment -> good mental health -> good physical health is concerned. But, it's worth your time to do proper comparisons and not write off unfamiliar things.