It is normal table sugar and caster sugar has a coarseness between granulated sugar and powdered sugar you can get it in the baking aisle and it s called baking sugar.
granulated sugar that has been crushed into a fine powder with about 3 % cornstarch added to prevent clumping powdered sugar labeled xxxx is slightly finer than that labeled xxx but they can be used interchangeably 1 pound 4 cups sifted season available year round granulated sugar granulated sugar can be used as a substitute for powdered sugar but not as is to substitute powdered sugar with granulated sugar you must understand the difference between the two powdered sugar is granulated sugar that has been ground up into a finer powder mix 1 cup granulated sugar and 1 tablespoon cornstarch in a blender at high speed for several minutes as with most substitutes the consistency and texture of the dish may be altered if at all possible take the time to purchase and use the sugar asked for in your recipe c h granulated sugar is the sugar you know best and its uses whether for coffee or creme crème brulee brûlée are well documented generations of experienced bakers and professional chefs know what works what tastes best and what bakes best pour granulated sugar into a blender or food processor blend the sugar until it is a fine fluffy powdered sugar the more refined whiter sugars make the fluffiest powdered sugars use powdered sugar immediately or save it for later you may want to sift the sugar before use for clump free super fluffy sugar no it s not the same thing granulated sugar is normal table sugar and caster sugar has a coarseness between granulated sugar and powdered sugar you can get it in the baking aisle and it s called baking sugar this type of sugar definitely gives a better texture in recipes that require it
http://www.food.com/about/powdered-sugar-140 http://www.fitday.com/fitness-articles/nutrition/healthy-eating/substitutes-for-powdered-sugar.html http://whatscookingamerica.net/Q-A/sugar.htm https://www.chsugar.com/sugar/detail/granulated-sugar-bags http://cookieandkate.com/2014/how-to-make-powdered-sugar/ http://cooking.stackexchange.com/questions/10329/is-granulated-sugar-american-the-same-as-caster-sugar-uk
what is granulated sugar?