阅读下面的短文, 将短文中画线部分的句子译成中文。

This is a portrait （肖像）of Albert Einstein.An American artist "drew" it on a plate with some food. He used bread, fresh vegetables, and mashed potatoes. Sometimes, he worked with cookies.

His food portraits include Queen Elizabeth from the UK and US actress Marilyn Monroe. He spends up to two hours making each portrait. Many people like these food portraits. Would you like to make one for yourself? That must be a lot of fun.
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