2. What is Cooking?
ï‚— Cooking is the process of preparing food by applying
heat.
ï‚— The ability to cook foods gave humans longer
healthier lives.
3. What happens when food is cooked?
ï‚— Microorganisms are destroyed
ï‚— Connective tissue in meats breaks down
ï‚— Proteins coagulate
ï‚— Fibers in vegetables break down
ï‚— Starches absorb liquid
ï‚— Flavors blend and change
4. Methods of heat transfer
ï‚— Conduction- is the transfer of heat energy from one
object to another through direct contact
ï‚— Convection- is the manner in which heat energy
travels through liquids and gases
ï‚— Radiation- the transfer of heat energy through waves
6. Cooking Methods
ï‚— Moist heat methods
ï‚¡ Poaching- cooking food at a relatively low temperature
ï‚¡ Simmering- done at a high temp than poaching, but just below
boiling
 Boiling- cooking liquid at it’s highest possible temperature
ï‚¡ Steaming- cooking food by surrounding it by water vapor