yeast frame activity must work as a team. discuss and brainstorm answers. leave your completed notes...

Yeast FrameYeast FrameActivityActivity

•Must work as a team.

•Discuss and brainstorm answers.

•Leave your COMPLETED NOTES ON YOUR TABLE FOR YOUR TEACHER TO CHECK. She will give your points for your assignment and then you can keep it in your folder.

Turn your paper in!!© Jennifer Choquette© Jennifer Choquette

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Yeast BreadsYeast BreadsI Can…I Can…

1.1.Knead doughKnead dough

2.2.Explain how to use yeast in a Explain how to use yeast in a reciperecipe

3.3.Work as a teamWork as a team© Jennifer Choquette© Jennifer Choquette

What is Yeast?What is Yeast?

A microscopic plant used A microscopic plant used as a leavening agentas a leavening agent

© Jennifer Choquette© Jennifer Choquette

FermentationFermentation The process of The process of

yeast changing yeast changing sugar into sugar into carbon dioxide carbon dioxide and ethyl and ethyl alcohol is alcohol is called called fermentationfermentation


Purpose of yeastPurpose of yeast

Yeast makes bread Yeast makes bread riserise by by producing producing carbon dioxidecarbon dioxide..

Yeast acts as a leavening Yeast acts as a leavening agent.agent.

When dough rising as When dough rising as carbon dioxide is produced carbon dioxide is produced during fermentation it is during fermentation it is called called ProofingProofing..


Commercial proofing machine used in a restaurant.

Requirements for Yeast to Requirements for Yeast to GrowGrow

Food Food

(Examples: sugar and flour)(Examples: sugar and flour)


Warm TemperatureWarm Temperature

(Not too hot though or it will kill the yeast)(Not too hot though or it will kill the yeast)

LiquidLiquid

(Examples: water or milk)(Examples: water or milk)

Cooking with YeastCooking with Yeast Be sure it is fresh or it will Be sure it is fresh or it will work slowerwork slower..

It should be dissolved in water or milk that is It should be dissolved in water or milk that is lukewarmlukewarm..

The lukewarm water can be no warmer than The lukewarm water can be no warmer than 115 degrees115 degrees

If yeast is dissolved in water that is too hot, If yeast is dissolved in water that is too hot, it will it will killkill the yeast the yeast


Cooking with Yeast Cont.Cooking with Yeast Cont.

When cooking with yeast, When cooking with yeast, your other ingredients should your other ingredients should be at be at room temperature room temperature

Overall, yeast breads take a Overall, yeast breads take a longerlonger time to prepare than. time to prepare than.


Storing YeastStoring Yeast

Yeast should be stored in a Yeast should be stored in a cool, cool, dry placedry place

If yeast is stored too long or is If yeast is stored too long or is approaching its approaching its expiration dateexpiration date, the , the yeast tends to yeast tends to workwork slowerslower than than normal.normal.


Storing Prepared Yeast Storing Prepared Yeast DoughDough

If yeast dough is stored in the If yeast dough is stored in the refrigerator, the rising process refrigerator, the rising process will will slow down.slow down.

If yeast dough is stored in the If yeast dough is stored in the freezer, the rising process will freezer, the rising process will stop.stop.


Watching the processWatching the process

http://www.exploratorium.edu/cooking/bread/glutengood1test.html


Making Yeast BreadMaking Yeast Bread After kneading you have to let the After kneading you have to let the

dough dough riserise..

Letting it rise allows yeast colonies to Letting it rise allows yeast colonies to multiply and flavors to develop. multiply and flavors to develop.

For the first rising, place ball-shaped For the first rising, place ball-shaped dough in dough in greasedgreased, large bowl that is , large bowl that is coveredcovered..

Place it in a Place it in a warmwarm place. place.© Jennifer Choquette© Jennifer Choquette

Making Yeast Bread Cont.Making Yeast Bread Cont. Allow to sit 1-1 ½ hours; it should Allow to sit 1-1 ½ hours; it should double double in in

size.size.

Poke it with two fingers and if indention Poke it with two fingers and if indention staysstays it it is ready to be shaped.is ready to be shaped.

Then dough must be Then dough must be punchedpunched down to allow down to allow excess gas to escape; this literally means you excess gas to escape; this literally means you punch the dough in the middle and pull dough punch the dough in the middle and pull dough

away from the sides of the bowl away from the sides of the bowl and press it down toward the center.and press it down toward the center.


Making Yeast Bread Cont,Making Yeast Bread Cont,

ShapeShape the dough. the dough.

Let it Let it riserise again until it doubles in again until it doubles in size. The dough should be size. The dough should be covered while rising. covered while rising.

Then Then bakebake the dough in an oven. the dough in an oven.


So what…So what…

Use your own words to Use your own words to summarize the summarize the knowledgeknowledge that you learned. that you learned.

What are the most important things to What are the most important things to remember?remember?


Pretzel MakingPretzel Making

http://www.youtube.com/watch?v=PpOfYie-JeU


yeast frame activity must work as a team. discuss and brainstorm answers. leave your completed notes...

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