Wash the ingredients separately. If there is no such ingredient in season, lemon can also be made separately. Cut lemon and kumquat in half, squeeze some juice for storage (don't squeeze it too dry), and cut lemon, kumquat and citron into strips.

about 2 spoonfuls of salt are pickled in the above 3 kg of ingredients, and stored in the refrigerator (if it is delicious, add 7 or 8 sweet plums and stir them). Take it out after 2 ~ 3 days, marinate it with 5 spoons of sugar, and put it back in the refrigerator for refrigeration.

take it out every other day, add 2 ~ 3 tablespoons of plum powder, and put it back in the refrigerator for 2 days. Take out the candied fruit, spread it on a suitable container, sprinkle a thin layer of plum powder and expose it to the sun all day. Take it back in the evening, put it in a container and store it in the refrigerator for refrigeration.

Repeat the steps for 3-4 consecutive days, but only put a little plum powder in the first 2 days. After 3 ~ 5 days of exposure, if the candied fruit is dry, the juice left in step 2 can be sprayed on the candied fruit to make it penetrate. In the production process, if there is no bitter taste after tasting, the dried candied fruit should be put away and cooled.

put the candied fruit on a steamer and cook it in boiling water for 1 ~ 2 minutes. After the candied fruit is cooled and dried, it can be preserved for a long time. Boil the dried candied fruit and sprinkle a thin layer of plum powder, and you're done.

Citron (bergamot) is pungent, bitter, sour and mild in nature. Liver, lung and spleen meridians entered. It can soothe the liver and regulate qi, and relieve phlegm. Kumquat has the effects of regulating qi, relieving cough, resolving phlegm, promoting digestion, and relieving alcoholism, and can improve chest distress, palpitation, cough due to wind-cold, cough due to excessive phlegm, indigestion, and thirst due to alcohol injury.

Lemon is a delicious food, which can strengthen memory, improve osteoporosis and achieve cosmetic effect. It can prevent the deep vein embolism caused by long-distance flight, that is, the so-called economy cabin syndrome.