9 Crazy-Helpful Wine Tips to Make You Look Sommelier Smart

While some experts claim an open bottle of wine should be consumed within that day, it's possible to save the bottle for another few days. All you need to keep an open bottle of wine fresh is the cork it came with. You don't need any fancy bottle stoppers or tools; just push the cork as far back into the bottle as you can, and put it in the fridge (red or white).