For decades your mother likely had rolls of plastic wrap in one of her kitchen drawers. She’d pull it out whenever it was time to wrap up leftovers or cover a dish she needed to set inside the refrigerator. It’s quite possible that you, now that you’re an adult who does at least some of the cooking, are using some of the same kind of wrap.
But did you know that the best food preservatives actually may be all-natural essential oils? It’s true.
Recent reseach published in the Journal of Agricultural and Food Chemistry found that an edible film that is coated with essential oils of clove and oregano actually protected the freshness of bread for a longer period than conventional plastic wrap in combination with calcium propionate, a food preservative.