1, the composition is different:
White rock sugar is single crystal rock sugar, yellow rock sugar is polycrystalline rock sugar. Both are based on white sugar as raw materials, after dissolving, de-impurity, boiling, crystallization and become, but the difference is that the white rock sugar added sulfur dioxide bleaching.
2, nutritional value is different:
Yellow rock candy has not been strictly decolorized processing, the original white rock candy, sugar cane original ingredients to retain more, relative to the strict decolorization of the white rock candy, sweetness is higher, more nutritious value.
3, the use of different methods:
Yellow rock candy in cooking also has a "sugar color" role, so the need for "fried sugar color", choose polycrystalline yellow rock candy, taste more natural. Single-crystal white rock candy is easier to melt and more convenient in the cooking process.
Expanded: Icing sugar storage method: 1, icing sugar because it is easier to absorb water and moisture, and therefore should be placed in a cool and ventilated place. 2, if you find the icing sugar moisture out of water, you can use an electric fan to blow dry or placed in the sun until dry. 3, if you find that the icing sugar surface water phenomenon (i.e. more sticky), due to the family is not easy to deal with, and easy to breed bacteria, so it is best not to eat. References: