It’s lunchtime, your stomach is growling and you’ve decided to make a sandwich. But as soon as you head to the pantry and open the bread bag, you see it: a whitish, greenish spot. Ugh — it’s mold.

We've all encountered moldy food before, whether it's a rogue berry covered in gray fuzz or a green-speckled slice of bread. Maybe you didn't notice the mold growing until you plated your meal — or ...