April 16, 1997 See the article in its original context from April 16, 1997, Section C, Page 6Buy Reprints TimesMachine is an exclusive benefit for home delivery and digital subscribers. IT was a few days before Passover in 1503 in northern Spain. Angelina de Leon was kneading a dough of white flour, eggs and olive oil, flavored with pepper and honey. She formed walnut-size balls, flattening them into round cakes and pricking them with a fork. Maria Sancho, the family maid, was watching.