unleavened
From Longman Dictionary of Contemporary EnglishRelated topics: Foodunleavenedun‧leav‧ened /ʌnˈlevənd/ adjective DFunleavened bread is flat because it is not made with yeastExamples from the Corpusunleavened• MAtse a. The unleavened bread used during the celebration of Passover.• The bricks were formed from unleavened mud, dug from the shallows of a nearby stream.