Topic 3

What is leavening?

Leavening is the production or incorporation of gases in a baked product to increase volume and produce shape
and texture

What do chemical leaveners do?

They release gases produced by chemical reactions. Example: baking soda

What does baking soda do?

It releases carbon dioxide gas.

What is baking powder?

It is a mixture of baking soda plus one or more acids to react with it. They contain starch which prevents lumping

What does baking soda release?

Bicarbonate of soda releases carbon dioxide co2 gases

What are the two types of baking powders

Single acting

Double acting

How is single acting baking powder activated?

• Is activated with presence of moisture

• Products using this must be baked immediately

• No longer commercially available, although you can make one yourself

What is double acting baking powder?

It is a chemical leavening agent used in baking that releases carbon dioxide gas in two stages to help baked goods rise

What is baking ammonia?

The mixture of ammonium carbonate ammonium bicarbonate and ammonium carbomate

Where should you store the chemical leavening agents

Store in a dry cool place and cover tightly

What is the standard for muffins?

The standard is 60-75 grams (2oz.) and ¾ full