yeastlessadj.
/ˈjiːstləs/, U.S. /ˈjis(t)ləs/ Without yeast; containing no yeast.
Π
1867 Harper's New Monthly Mag. Sept. 480/1 She..sat down to mix the yeastless sponge.
1903 Overland Monthly Sept. 224/2 It pained him to have nothing better than cheesy, yeastless, baking-powder bread.
1972 Daily Tel. 7 Jan. (Colour Suppl.) 26/4 The one difference between yeastless and yeast bread is that the former should not be eaten until it is cool.
1983 Washington Post 23 Mar. e3/1 For Alterman, preparing a flourless, yeastless meal is sufficient during this feast of unleavened bread.
2010 P. Anderson Perfect One-dish Dinners 130 The yeast-less dough can be made and rolled out before the oven is preheated.
This is a new entry (OED Third Edition, June 2018; most recently modified version published online December 2021).
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adj.1867