9 Genius Kitchen Hacks to Keep Last Week’s Groceries Fresh

Freeze broth in sections

Broth should be tossed within a week of opening the container, but that usually means wasting about half the carton. Stowing the whole container commits you to thawing the rest when you need it, but freezing the broth in an ice cube tray makes it easy to take out just what you need, according to The Kitchn. As a bonus, the small cubes thaw faster than a large block of broth would.