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Fruit and veg discolouration - Coggle Diagram
Fruit and veg discolouration
Fruit/veg options
Apple
Banana
Mushrooms
Potatoes
Lettuce
Possible
experiments
to prevent/ slow
sealed (in a tin,)
Tin of peaches
vacume packing
milk
water
viniger
sugar and water
Lemon juice
Blanching
Different
variables
Different fruit / veg
Different types of the same fruit / veg i.e. apples: gala, bramley. cider etc
Different time periods
Temperature
Different cutting tools i.e. sliced, grated, ridge cut.
Why does it happen
Enzyme browning
Impact
Chnage in colour
Change in texture
Loss of nutrients
Assessment
Use colour charts to assess change
Make it accurate; use scales, timers, thermometers etc
Always have a control
Only change 1 variable at a time
Repeat an experiment if necessary
Make clear notes
Take photos