raising agents

Cards (24)

  • carbohydrates are the main source of energy for humans
  • What are the three gases mentioned in the study material?
    AIR, STEAM, CARBON DIOXIDE
  • What is the typical texture of goods prepared by creaming, rubbing, or whisking?
    Light and fluffy
  • What is needed to achieve the light and fluffy texture in food?
    Heat
  • What are some examples of goods that achieve a light and fluffy texture?
    • Soufflés
    • Cream puff pastry
    • Steamed pudding
    • Choux pastry
  • What are some examples of baked goods that typically rise due to carbon dioxide?
    • Bread (most breads)
    • Cakes (most cakes)
    • Biscuits
    • Scones
  • What is the result of combining acid and heat in baking?
    Carbon dioxide is released
  • What happens when acid and weak alkali are combined with heat?
    Carbon dioxide is released
  • What is produced when weak alkali is combined with heat?
    Carbon dioxide is released
  • What is the result of mixing yeast and sugar?
    Carbon dioxide is produced
  • What are raising agents in baking?
    • Ingredients or processes that introduce gas into a mixture
    • Causes the mixture to rise when cooked
  • What happens when an acid is added to an alkali in baking?
    Carbon dioxide gas is produced
  • What occurs if the acid and alkali neutralize each other?
    No carbon dioxide is produced
  • What are the methods of incorporating air into mixtures?
    • Rubbing and folding
    • Beaten and folded
    • Sieving
  • What is formed when air is trapped inside a liquid?
    Foams
  • What happens to proteins in liquids when agitated?
    They structure and trap air
  • What does bicarbonate of soda produce when heated?
    Carbon dioxide bubbles
  • What is self-raising flour composed of?
    Baking powder, flour, and a neutralizing agent
  • Why does bicarbonate of soda need an acid to work during baking?
    It has an alkaline nature
  • What does baking powder contain?
    A mixture of bicarbonate of soda and an acid
  • What does yeast produce during fermentation?
    Carbon dioxide and alcohol
  • What happens when yeast is mixed with flour and water?
    Carbon dioxide creates bubbles in the dough
  • What effect does heat have on the bubbles created by carbon dioxide in dough?
    The bubbles expand, causing the bread to rise
  • What can happen to carbon dioxide production at high temperatures during baking?
    Even more carbon dioxide may be produced