because it is just the tip of the iceberg -- its spores are very likely all throughout the jar, you just can't see them. And ...

Place 2 (18-ounce) bags frozen meatballs, 1 (12-ounce) bottle of chili sauce, and 1 (12-ounce) jar of Concord grape jelly in a 5-quart or larger slow cooker. Stir to combine and coat the meatballs ...