Key Word/Terms Flashcards
Aeration
When air is trapped in a mixture
Amino acids
Small units that form the chains in protein
Antibacterial
Substance that will usually kill bacteria
Aseptic Packaging
Preserves foods without using preservatives or chilling
Caramelisation
Process of changing the color of sugar from white to brown when heated
Coagulation
When eggs are heated they change color and become firm-set
Colloidal Structure
When two substances are mixed together
Cross contamination
The transfer of food spoilage/poisoning from one food to another
Curdling
Fat separates from the sugar and eggs when the egg is added
Dextrinisation
When starch converts to a sugar
Emulsifier
A substance that stops oils and water from separating
Emulsion
A mixture of two liquids
Enzymic browning
Reaction between a food product and oxygen resulting in a brown colour eg. Sliced Apple
Foams
A mixture of a gas and a liquid
Food additive
A substance added to a food product to improve it’s quality
Gelatinisation
Heated starch granules absorb liquid and swell and burst to thicken liquid
Gluten
Protein found in flour
Hygiene
Clean, sanitary. Prevents food spoilage or poisoning occurring
Micro-organism
Tiny living thing that can only be seen through a microscope
Modified starches
Starches that have been altered to perform additional functions
Net weight
Weight of product without packaging
Non starch polysaccharide
The part of the food that is not digested by the body. Also known as fibre.
Nutrient
The part of food that performs a particular function in the body