meat and drink 代指吃的喝的，某件事就像吃喝一样令人享受，那么这件事就是喜欢做、做起来让人开心的事。

【例句】
What normal people considered pressure was meat and drink to him.
一般人认为有压力的事情在他看来却是快乐无比的事。

This is challenging, but it's meat and drink to me.
这非常有挑战性，但是是我喜欢做的事。