What is rouge made of?

Rouge (42 cycles): A red Chinese painting pigment made of red and blue flowers or madder and sappan wood. Zou Yigui's Landscape Painting in Qing Dynasty. "Rouge": "Double fat, squeezed out by boiling water, put it on a plate and dry it with slow fire. When it's dry, take the plate out of the fire. . . . . . After drying, it is best to float the essence with warm water to remove its dregs. I can't squeeze one or two at the first time, and then the color is slightly worse. It is baked to adjust purple, tooth color, tender leaves and bracts. And the first squeeze must be used to dye the flower head. "

Rouge cream (9 times): red pigment used by women to apply cheeks or lips. It is said that in Shang Zhouwang, rouge is made of red and blue flower juice. In addition to red and blue flowers, madder, sappan, corydalis and so on. Rouge can also be prepared.

What Baoyu likes to taste should be the rouge cream on it, because it is made of flowers.