Technically, it’s not a cracker, it’s a wafer...but why should I expect a scientist would know that...
Nevertheless, most of the American population doesn't fetishize the so called "eucharist." Hocus pocus by any other name:
"The origins of the term remain obscure. According to the Oxford English Dictionary the term originates from hax pax max Deus adimax, a pseudo-Latin phrase used as a magic formula by conjurors[1]. Some believe it originates from a parody of the Roman Catholic liturgy of the eucharist, which contains the phrase 'Hoc est enim corpus meum.'"