I hate to break it to you, but that's no typo. The word in the phrase is, in fact, "deserts", which means "that which is deserved". It has nothing to do with

I hate to break it to you, but that's no typo. The word in the phrase is, in fact, "deserts", which means "that which is deserved". It has nothing to do with arid zones, or after-meal snacks (although it is spelled like the former, and pronounced like the latter.)