1, red velvet was originally used as a raw material for making cakes. Its name comes from the deep red and beautiful color of cakes made with this raw material, plus the light and smooth taste.

2. Later, it was used in drinks one after another. According to Lu, product development manager of longan shop, red velvet is a kind of powder extracted from plants and widely used in baking and drinks. The earliest red velvet drinks were most used in boutique coffee shops.

3. Monascus powder in red velvet is extracted from plant beetroot, which is a natural pigment, not synthetic, and beetroot is also one of the raw materials for sugar production. Because it contains lycopene, the root bark and meat are purple.