sentence: Leavening agents produce gas that becomes trapped in the dough.
sentences_before: These are all mixed together to create dough or batter, which is then put into a pan or a sheet and heated.
sentences_after: This makes it rise. Shortening makes doughs more easily workable and the bread that comes out in the end more soft and tender. Egg whites are used to help make a light, airy .
concept_name: leavening agent
headings: Baking