2, "rub" or "grinding": the cleaned lotus root section with a rubbing board in the board rubbed into a paste, or by hand and shredder chopped, and then placed in a stone mill grinding into a paste, grinding to mention the side of the lotus root silk side of the water, so that the grinding out of the paste is uniformly delicate, conditions can be used pulper, grinder, and so on, and so on. The conditions can be used to beat the pulp machine, grinding machine processing into lotus root pulp.
3, "filter" the lotus root pulp into a white cloth bag, in a wooden pot or tank on the wooden frame, the white cloth bag that is placed on top of the wooden frame, and then use a wooden board with a stone under the pressure, so that the lotus root pulp liquid and lotus root pulp slag separation, the pressure should be light and then heavy, do not overly rapid and heavy, so as to avoid the rupture of the bag. After the pressure of the lotus root slag take out and add the right amount of water to mix, and then poured into the bag, re-filtering once to remove the bag of lotus root slag (can be done with the feed).
4, "sink": the lotus root pulp is fully stirred, let it stand for more than 5 hours, remove the supernatant (can be used as fertilizer) slurry, precipitation of the powder that is wet lotus root powder.
5, "sun": first shovel wet lotus root powder surface dregs, and then wet lotus root powder block cut into slices or shaved and spread on the bamboo exposure to the sun to a touch that is crushed so far. To the water content of 20% or less is good, the sun should be to prevent sand or impurities flying into, affecting the quality. If you want to make pure lotus root powder in semi-finished products and then add a certain percentage of saccharin or sugar. If you want to make generation of lotus root powder, you can add a certain proportion of taro powder in the lotus root powder.
Distinguish between real and fake lotus root powder real lotus root powder is generally white in color, fine texture with few impurities, adjusted to cook the color and transparency, floating water after cooling, color clear and lotus root powder sinking. Taro made of fake lotus root powder color gray and turbid, after mixing cooked in a paste.