YEAST BREADSYEAST BREADS

Fermentation – Fermentation –

The breakdown of complex The breakdown of complex molecules by bacteria. The molecules by bacteria. The formation of carbon dioxide and formation of carbon dioxide and alcohol from sugar.alcohol from sugar.

Proofing –Proofing –

The process by which carbon The process by which carbon dioxide is produced in a yeast dioxide is produced in a yeast dough and the dough rises to dough and the dough rises to double it’s original size.double it’s original size.

Punching Down – Punching Down –

To punch the fist into the center To punch the fist into the center of fermented dough after it has of fermented dough after it has doubled in size. doubled in size.

What are three classes of What are three classes of yeast breads and give an yeast breads and give an example of each.example of each.A.A. Loaf BreadsLoaf Breads

B.B. RollsRolls

C.C. Deep-fat fried Deep-fat fried breadsbreads

Plain breads, white, Plain breads, white, whole wheat, whole wheat, cracked wheat & cracked wheat & rye rye

Sweet rolls, dinner rollsSweet rolls, dinner rolls

Doughnuts, crullers, Doughnuts, crullers, bismarcksbismarcks

At what temperature does yeast At what temperature does yeast work best? work best? Room temperatureRoom temperature

What happens if the temperature is What happens if the temperature is too high? Too low?too high? Too low?Quickly destroyed (dies)Quickly destroyed (dies)Slows down yeast activitySlows down yeast activity

What is the purpose of kneading yeast What is the purpose of kneading yeast breads?breads?

Develops a strong and elastic gluten Develops a strong and elastic gluten that will help the dough retain or keep that will help the dough retain or keep carbon dioxidecarbon dioxide

What happens if you don’t knead it What happens if you don’t knead it enough?enough?

The carbon dioxide is not contained and The carbon dioxide is not contained and the bread is heavy and small in volume.the bread is heavy and small in volume.

Is the microwave a good way to bake Is the microwave a good way to bake yeast breads? Why or why not?yeast breads? Why or why not?

NoNo

There is no hot air to dry the surface There is no hot air to dry the surface of the bread, no crust will formof the bread, no crust will form

Identify the different types Identify the different types or forms of the 4 basic or forms of the 4 basic ingredients of yeast breads.ingredients of yeast breads.

Two types of flourTwo types of flour

Two forms of yeastTwo forms of yeast

Two kinds of liquidTwo kinds of liquid

Four types of fatFour types of fat

Hard wheat & soft wheatHard wheat & soft wheat

Dry granular & Dry granular & compressed cakecompressed cake

Milk and waterMilk and water

Shortenings, butter, Shortenings, butter, cooking oils, & cooking oils, & margarinemargarine