Osem® Israeli Matzah Original. Regular Matzah Mehudar. Yashan Flour. Challah is taken. Kosher for passover & All year round. Contains five 11b. Boxes. Net Wt. 5 Ib. (2.26 KG). Try our Osem passover recipes! For delicious dishes to make your holiday special with Osem. All rights reserved. Call: 1-800-200-OSEM (6736). Email: comments@osemusa.com. Visit www.osemusa.com. © OSEM USA 2013.