How to Keep Lettuce Fresh! “After you’ve washed and dried your produce, wrap it in a plain white paper towel, then put it in the refrigerator. This trick really works, try it! It makes lettuce leaves last twice as long as usual!
Store Onions, Garlic, and Shallots in a bag punched with holes. they will be as fresh and firm in three months as they were the day you purchased them! You could reuse paper bags from the grocery store for this.
Freezing eggs when they go on sale in your ice cube tray. Crack one egg in each cube and remove from tray when frozen to a ziplock bag to free up your ice cube trays. Place the tray in a ziplock bag while freezing to preserve freshness
How to Preserve Onions (this tip is so easy and will save so much time in the kitchen! use these in soups, chilli and so on! // This is chopping them in a food processor, freezing them in muffin trays, then transferring to a ziploc baggie