when the starch granules are heated, the absorb liquid and swell, and the burst, this thickens a liquid
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What is a suspension
a solid held in a liquid
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what's a gel, and give an example
a small amount of a solid, mized in a large amount of liquid that then sets. An example is jelly etc..
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What is a modified starch and a pre-gelatinised starch and where would it be used
a modified starch is s starch that has been modified/altered to preform additional functions. a pre-gelatinised starch is used to thicken instant desserts without heat. Modified starch - cup-a-soup : Pre-gelatinised starch - Angles delight
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Where does sugar come from
sugar cane (west indies), or sugar beet (uk)
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Name different types of sugar (5)
Granulated, Caster, Icing, Demerara and Muscovado
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Why would you adapt a recipe to have less sugar in it
Have less sugar for low calorie diets, dental health, health problems - eg. diabetes
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Name some functions of sugar
Preserve food (jams), Sweetens, Speeding up fermentation, Aeration, Stabilises, Caramelisation
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What can sugar substitutes do
Leave bitter after-taste, lack bulk, reduce shelf-life, and can make end result unsatisfactory
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