Sensory analysis Pg 75,76,77

Sensory analysis
The five senses
Hear-fizzy drinks
Smell-Fish and chips
Touch-exploding candy
See-attractive foods
Taste-the last sense we
Carrying out sensory analysis
• Set up a quiet area or
booth where people
will not be disturbed.
Do not let the tasters
talk to each other.
• Give the testers, lemon
water or a piece of
apple or a dry cracker to
clear the palate.
Fair testing
• Use same portions of
food -all small.
• Use clean spoons or forks
each time.
• Use 5 digit codes rather
than the name of the
food-this is blind tasting.
• Make sure the tester
know what they are doing
• Give the testers paper on
which to record their
Using sensory analysis
Three kinds of tests
Preference testing
Discriminatory testing
Attribute testing
Preference Testing
• Hedonic rating tests
• Testers indicate their
opinions saying 1 dislike
a lot or 5 like a lot.
• Paired preference tests
• Tester is given two
samples of food and
says which one they
Discriminatory Testing
Used to tell the difference between two samples
• Triangle testing
• 3 samples given to tester.
Two samples are the same
and one is the odd one out.
Can they spot the odd one.
Possibly used on a healthier
or low cost product.
• A not A
• One sample is given and
then another two and are
asked to identify which one
is like the first sample.
Attribute testing known as star profiles
• Decide on the characteristics
you want to test.
• Draw a radar chart with one
leg for each attribute.
• Put five sections on each legs.
• (5-very strong to 1 very weak)
• Can be used to compare your
ideal against the product you
have produced. You will then
have identified which areas
you need to work on