The acid will help keep the avocado fresh. Wrapping it tightly with plastic wrap can also help, or you can use a container, like this avocado hugger . "If you want to save half of an avocado, leave the pit in the side you want to save and add olive o

I put six popular methods to a 24-hour fridge test to find the best method for how to keep avocado fresh and green. How to keep avocados green Feb. 2, 2017 00:28. Grace Parisi / TODAY

If you notice that your avocado or guacamole has browned, try cutting off or scooping away the exposed surface before you throw the whole thing away. Because the browning is a result of oxidation, the parts of the avocado that aren’t exposed to air migh