1, screening: (1) select the fruit shape, uniform size, full of seeds, no pests and diseases of high-quality chestnuts as raw materials. (Note: the size of the chestnut fruit must be uniform, otherwise it will affect the effect of sugar fried.) (2) sugar fried chestnut gravel used in the best for the water sand, gravel diameter of 3-4 cm is appropriate.
2, cleaning: will choose a good chestnut and gravel clean, dry. (Note: to be in the chestnut fruit into the pot before drying, sunshine for half a day is appropriate).
3, pre-frying: put the gravel drying into the pot, the pot under the fire so that the gravel in the pot to heat up to hot (50 ℃ or so), and then put the fresh chestnuts into the pot, chestnuts and gravel ratio of 1:2, with a shovel and constantly turning gravel and chestnuts, so that the chestnuts are evenly heated.
4, add sugar: to be chestnut performance is seven or eight mature, add sugar dilution, sugar dilution and chestnut ratio of 1:60 or so. (Note: Sugar dilution should be divided into 2-3 times into).
5, start the pot: to the chestnut surface to form a transparent membrane, hard knocking shell cracking, chestnut kernel with the inner skin (astringent skin) separation, chestnut meat becomes soft, you can start the pot. The gravel in the pot and the chestnut fruit poured out into the sieve screen, gravel and then put back into the pot can be reused many times.
The above is a manual operation, mechanical operation is similar.