By Real Simple
They can feel like life’s greatest mysteries: Is that chicken breast at the bottom of the freezer still safe to eat? Or is that mustard jar in the back of the cupboard still any good? We’ve de-mystified the process with this handy chart, which incorporates advice from the USDA, food scientists, and food manufacturers. (Scroll down for downloadable, kitchen-ready versions.)
![](https://api.time.com/wp-content/uploads/2015/01/storageinfographic-1.jpg?quality=75&w=2400)
Download and print out your own versions to stick up in the kitchen:
This article originally appeared on RealSimple.com.
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