Nope! Whether or not a rabbi blesses a food has no bearing on its kosher status. The kosher laws fall into four basic categories: - The types of animals that are kosher to eat - The way those animals are slaughtered - Foods that can’t be cooked together - Agricultural laws (most of which are only applicable for food grown in Israel) Kosher animals have split hooves and chew their cud (cows are kosher, lions are not), although there are also rules for birds, fish, and bugs (kosher grasshoppers, a