Cooking food

• Reasons why some foods require cooking

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• Reason for cooking food

  Kills Bacteria
• Changes that take place in food during cooking

  • Texture softening
  • Colour Change
  • Moisture
• Effects of cooking on food

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• Cooking food causes it to lose water and break down
• Overcooking causes food to burn
• Cooking methods


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• Frying


  Deep frying
• Heat transfer method used in stir-frying


  Shallow frying in a pan
• Advantage of stir-frying


  Less fat
• Disadvantage of stir-frying


  Greater losses of vitamins
• Steaming is considered a healthy method of cooking vegetables as it does not require cooking and therefore avoids producing water-soluble vitamin losses
• Endocrine glands include the pituitary gland, thyroid gland, parathyroid glands, adrenal glands (including the adrenal medulla), pancreas, ovaries/testes, and pineal gland.