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.
2. How to bake fish: Calculating cooking time . How long to cook fish depends on the cut. Because fish cooks quickly and dries out if overcooked, use these guides to estimate minimum cooking time for fish. Dressed and pan-dressed fish: Dressed fish means ready-to-cook fish with organs, scales, and fins removed. Pan-dressed fish is a dressed fish with the head and tail removed. Weigh a dressed or pan-dressed fish before cooking, then bake, uncovered, in a preheated 350 degrees F oven for 6 to 9 minutes per 8 ounces. Fish steaks and fillets: A fish steak is a ready-to-cook cross-cut slice from a large dressed fish (usually 1/2 to 1 inch thick). Popular fish steaks include salmon, swordfish, tuna, halibut, and mako shark.