There are two ways to remove the white line in the rock sugar. One is to break the rock sugar to expose the cotton thread for easy removal, and the other is to melt the rock sugar and filter it to separate the two.
In the original process of processing rock sugar, cotton thread is needed as an auxiliary to coagulate the rock sugar into blocks, but this method inevitably allows the rock sugar containing cotton thread to flow into the market.
Many people want to clean up the white line in rock candy after buying such rock candy, but they don't know what to do. There are two ways to clean up the white line in the rock sugar. One is to break the rock sugar directly, so that the white line in the rock sugar can be exposed for us to take out.
The second method is that if we need rock sugar in cooking, we can heat the rock sugar first to turn it into sugar water, and then filter the sugar water, so that the rock sugar can be separated from cotton thread.