Go to the grape vines, add the flour, soak for a while and then gently wash
Peel the grapes and remove them, and put the grapes on the side.
Add water to the pot, add the peeled grape skin, cook until the grape skin color becomes lighter, and the soup becomes purple-red and then remove the grape skin.
Add the peeled grapes into the soup, and simmer slowly after the fire
Prepare 200g of rock sugar in between, and cut the lemon for use.
Add rock sugar slowly
The soup begins to thicken, and the color becomes thicker and squeezes into the lemon juice.
Remove the surface foam
Load a clean bottle and finish