Choose independent vacuum packed brown sugar. Brown sugar sold in bulk or by the catty is prone to qualitative change and mildew. ?
Carefully choose moldy brown sugar?
Real brown sugar can be soaked in warm water, and brown sugar will slowly melt in water without turning into powdered sugar. The color is black when it is soaked, while the color of brown sugar is deep red.
Choose products with regular shape and uniform texture to buy.
Precautions?
Brew with warm water. Use with caution in patients with diabetes.