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Yeast industries

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In bread-making, the carbon dioxide gas is trapped in bread dough. This makes the dough rise. ... Dough made without. yeast. Risen dough. You can see the ... – PowerPoint PPT presentation

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Title: Yeast industries


1
Yeast industries
  • Lesson 1 Using yeast to make bread

2
Yeast
  • Yeast is a single celled fungus.
  • It feeds on sugar.
  • It reproduces by splitting in two.

3
Using yeast in bread-making
  • Yeast produces carbon dioxide and alcohol when it
    feeds on sugar.
  • In bread-making, the carbon dioxide gas is
    trapped in bread dough.
  • This makes the dough rise.
  • (The alcohol is destroyed by baking).

4
Risen dough
  • You can see the bubbles in the dough in this
    close - up.
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