chapter 16 - convenience of food Flashcards
define ready-to-eat food
can be eaten straight from the package
does not require any form of heating up
give an example of ready-to-eat food
cereals
packet drinks
ice cream
define ready-to-cook food
needed to be heated up/ cooked
give an example of ready-to-cook food
dumplings
instant noodles
give 3 advantages of convenience food
can be used in times of emergency useful for serving guests at home longer shelf life than fresh food wide variety to choose from do not require effort to prepare may have nutrients added less food wastage
give 3 disadvantages of convenience food
more expensive compared to fresh food because of processing and packaging
contain a high amount of salt, sugar, fat compared to fresh
contain some food additives that are harmful to health
texture of convenience food may not be as desirable compared to fresh
may have lower nutritive value due to heat processing
what are the 2 food additives
natural food additives and
artificial food additives
what is the purpose of food additives
improve colour, flavour, texture and enhance the nutritive value
what are the 3 natural food additives
salt
sugar
stevia
what also acts as a preservatives
salt and sugar
what are the 3 artificial food additives
saccharin monosodium glutamate (MSG) sodium nitrate
what are the 3 types of convenience food
bottled and canned food
dried food
frozen and chilled food
what is bottle and canned food
they are heated at high temps. to kill microorganisms
can keep at room temperatures if remain unopened
most bottled and canned can be consumed without cooking
what is dried food
water is removed
low moisture content prevents growth of microorganisms
can be kept for approx six months to two years
what is frozen and chilled food
can be raw, partially cooked or fully cooked
some can be eaten straight
some require cooking
