The most famous prohibitions in kashrut, the body of laws regarding what is kosher, may be against eating the dread pig, and consuming meat and milk together. Like the other Jewish dietary laws, these restrictions have their origins in a few laconic lines in the Bible, in the books of Leviticus and Deuteronomy. But it is only in later Hebrew texts -- in the Talmud and later rabbinical works – that the full...