If your olives get exposed to air, they can develop a white film. It is the healthy lactobacillus probiotic bacteria from the fermentation process. It is perfectly normal and safe to eat. In fact, it helps you digest food. You can simply shake up the jar or scoop it off the top if it bothers you, but no matter what, don't toss out those delicious olives!
Check back soon for a post on why fermented foods are so good for us!
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