Yet as we report now, the food police are determined that this enjoyment should be rendered yet another guilty pleasure guaranteed to damage our health.

句子主干：the food police are determined。(主语+谓语+宾语)

修饰成分：Yet as we report now是定语从句;that this enjoyment should be rendered yet another guilty pleasure是宾语从句;guaranteed to damage our health是后置定语，修饰pleasure。

翻译：然而，正如我们现在所报道的，食品监管局确信这种乐趣又是另一种必定会损害我们健康的“罪恶的”快乐。