#bulk-purchasing

#bulk-purchasing

While you might not consider nuts to be a food that spoils particularly quickly, those with a high fat content actually can go rancid after just a few months, which is why we think they're one of the foods you should never buy at Costco. Macadamia nuts, Brazil nuts, and pine nuts, specifically, have shorter lifespans than most due to their high fat content, and walnuts and pecans are known for spoiling faster than other varieties for the same reason.