Yeast!

  Hey readers, Today we will be learning about yeast.

What is yeast?

Yeast is fungi and it has been around for 1000s of years.

Yeast can make?

-Bread

-Beer

You can find Natural yeast in the air.

There are over 100 different kinds of yeast.

The yeast releases carbon dioxide.  

Equipment:

Spoons

Kettle

Bowl

Beaker

Cloth sieve

Funnel

Plastic(PET) bottle and cap

Materials

Bug (for a group of 3)

50ml warm water

1/2 tsp active dried yeast 

1/2 tsp sugar

1/2 tsp ground ginger

Ginger beer (for 1 litre)

3/4 cup sugar 

1/2 tsp cream of tartar 

1L cold water

juice of 1/2 lemon 

1 tsp ginger beer bug

Method: 

1. In a large bowl, Put the sugar and cream of tartar, Then add the warm water.

2. Stir to dissolve the sugar before adding the cold water.

3. Add the ginger beer bug to the large bowl of cold water.

4. Stir well and then pour into your clean bottle.

5. Label your bottle with your groups name's.

6. Place all the bottles in the class container.

7. Store in a cool, Dark place for one week before drinking.

8. Make sure you open the bottle in the kitchen sink as it might overflow. Open the cap bit by bit  allow the air to escape.

1. What is fermentation? The chemical breakdown of a substance by bacteria, yeasts, or other microorganisms, typically involving effervescence and the giving off of heat.

2. What effect does sugar have on yeast? Too little sugar in dough can slow down yeast activity: Yeast is a lot like us – it loves to eat sugar. Yeast needs sugar to produce. 

 What are 3 foods that have yeast?'

pastries,  Breads and biscuits.

Bye and feel free to comment!