We don’t recommend anyone eat curdled yogurt for the sake of saving the environment, but if you’re tossing bread and OJ as soon as they hit the sell-by date, you could be wasting a lot of perfectly good grub.

Food expiration dates actually refer to the product’s quality, not its safety. And there’s a difference between “sell-by” (the deadline for retailers to sell the product) and “use-by” (the date when the product starts to lose its quality and flavor.)

A bunch of techniques can help extend the shelf life of everything in the kitchen. One is to keep the fridge and freezer cool enough — 40°F (4°C) and 0°F (-18°C), respectively — and unpack groceries as soon as you get home from the store.

Courtesy of greatist.com

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