Why You Should Reconsider Your Garlic and Onion Powder Disposal Habits The practice of discarding garlic and onion powder after a year or two is so ingrained that it's easy to overlook the potential consequences.
But before you discard your pantry staples, consider this: what if those spices were still good? What if they could add flavor and depth to your cooking instead of being relegated to the compost bin?
The Shelf Life of Garlic and Onion Powder: Separating Fact from Fiction Garlic and onion powder are often packaged with a "best by" date that's intended to guide consumers on when to use or discard them.