1: Recipe, Lady Judith Cohen Montefiore's "Matso Soup," 1846.

Source: 

Source: Lady Judith Cohen Montefiore (presumed), "Matso Soup" in The Jewish Manual; or, Practical Information in Jewish and Modern Cookery with a Collection of Valuable Recipes & Hints Relating to the Toilett (London: T. and W. Boone, 1846), 9-10, digitized by the Internet Archive at <https://ia600205.us.archive.org/0/items/jewishmanualorp00manugoog/jewishmanualorp00manugoog.pdf>, accessed March 1, 2018.