Food tech Questions

• why do we cook food?

  To avoid food contamination
• What are the 3 types of heat transfer?

  • Conduction

  • Convection

  • Radiation
• How is food cooked using conduction?

  Dry-frying, grilling and searing
• what is gelatenisation?


  when starch granules are heated in a liquid causing them to sweep and burst
• what happened when sugar is cooked?

  Caramelisation- food turned brown and the flavour changes