PRESS PHOTOS BY TINAMARIE MARTINWalter Wagner, of Bethlehem, samples some Egyptian food, offered by Sadia Hajue, of Bethlehem; Rania Egypt and Hahna and Jenna Moussa, of Whitehall; and Olivia Silfies, of Fogelsville, during Muslim Association of the Lehigh Valley's winter open house Saturday. The event, held at 1988 Schadt Ave., Whitehall, offered area residents the opportunity to learn about the