Powdered sugar is a super fine sugar, finer than even castor sugar. It is often termed as 10X sugar, confectioner's sugar or icing sugar. In France, it is called Sucre Glace. The size of the sugar crystal varies 10X sugar is usually 0.010 mm, while confectioner's sugar is 0.060 mm, and icing sugar is 0.024 mm.t is a type of granulated sugar that has superfine granulated crystals, usually 0.35 mm. The term castor or caster sugar is mainly used in UK English and its Commonwealth countries. In North America, it is sold as super fine sugar.
Standard baking temperature is 350 degrees, which works just fine for fish. But you can get away with setting the temperature even lower. This extends the cooking time, which may help if other ingredients in the dish need more time to cook.
When you can take a fork and the fish meat is flaky, its done. All meats should be cooked with at least 350 degrees in order to kill all bacteria. Answer, 03.21.10: To prevent bacterial growth, fish should be cooked TO an internal temperature of 145 degrees F and held for at least 15 seconds. It can be cooked AT whatever temperature you like. Always check the temperature in the thickest part of the fish.