It has probably been some time. And if that's the case, you should educate yourself on the foods that have an unexpectedly short shelf life.
1) Crumbs Dried breadcrumbs, as expected, keep better than fresh bread.
Keep them dry, though, because bread can still develop mold if exposed to too much moisture.
2) Basmati Rice Check the expiration date on that brown rice package if you're a purist who refuses to eat white rice.
This means it will only keep for about six months at room temperature; to extend its shelf life, store it in the fridge
3. Maize flour As an excellent gluten-free substitute, cornmeal gives certain dishes a crisp texture.
The University of Missouri states that its shelf life is approximately one year;