When you look at the large selection of different coffee beans, ground or whole, in your supermarket’s coffee aisle, chances are that all but one brand are kosher-certified. However, you may find it intriguing that even the leading brand of cone coffee filters in America certifies their products kosher, even though it is inedible. And as a side note, the store brand coffee filters we’ve looked at are typically NOT Kosher-Certified (NKC). Could this be an explanation for the lower prices in store-brand products? That is just part of The Kosher Question!