Food Commodities

• what is primary processing

  the conversion of raw materials to food commodities
• what is secondary processing

  the conversion of a primary product to another product
• what is an example of a primary process

  milling wheat into flour
• what is an example of a secondary process

  turning wheat flour into bread
• what type of process is the pasteurisation of milk

  primary processing
• how to safely pasteurise milk

  1 the milk is heated to 72 degrees for 15 seconds

  2 then it is quickly cooled to below 10 degrees
• why does milk have to be pasteurised

  to destroy any harmful bacteria
• what is self-raising flour

  same as white or wholemeal flour but with the added raising agent of baking powder
• what are 3 uses of self-raising flour

  1 cakes

  2 biscuits

  3 pastries
• what is strong flour

  a white, brown or wholemeal flour which contains more protein than others; the higher protein content makes dough stretchy and elastic
• what are 3 uses of strong flour

  1 bread

  2 puff-pastry

  3 choux pastry
• what is the Chorleywood bread process

  a process of high-speed mixing which makes bread softer, reduces the cost and doubles shelf-life
• what is the main vitamin in fruits

  vitamin C