
1) Barm 2) Leaven 3) Yeast 4) Yeastlike
Found on
https://www.crosswordclues.com/clue/leavening

1) Imponderable 2) Leaven 3) Yeast role
Found on
https://www.crosswordclues.com/clue/leavening

• (n.) The act of making light, or causing to ferment, by means of leaven. • (p. pr. & vb. n.) of Leaven • (n.) That which leavens or makes light.
Found on
http://thinkexist.com/dictionary/meaning/leavening/

(from the article `baking`) Many bakery products depend on the evolution of gas from added chemical reactants as their leavening source. Items produced by this system include ... Pie doughs and similar products are usually unleavened, but most bakery products are leavened, or aerated, by gas bubbles developed naturally or ... [2 rela...
Found on
http://www.britannica.com/eb/a-z/l/27
Leav'en·ing noun 1. The act of making light, or causing to ferment, by means of leaven.
2. That which leavens or makes light.
Bacon. Found on
http://www.encyclo.co.uk/webster/L/25

an ingredient that helps your baked goods rise. See Baking Soda and Baking Powder.
Found on
https://www.crazyforcrust.com/glossary-of-common-baking-terms/

Ingredients used in baked goods to lighten the texture, develop flavor, produce distinctive cell structure and increase volume. Leavening agents include heat and moisture (steam), beaten eggs or egg whites, baking soda, baking powder, cream of tartar, and yeast. Historical terms for leavening: Latin = levre = to raise; also called “lifter.”
Found on
https://www.homebaking.org/glossary/
No exact match found.