Natural juices are squeezing sorted, mytogo under running water (shower) and heated to 75-80 ° C material or in sokovarke followed by filtration and pasteurization. Juice with sugar is most advisable to obtain as follows. Prepared (sorted, washed and separated sepals and the stalk) lace fruit sugar (1 kg grapes 1 kg of sugar) in an enamel pot (pot, bowl, bucket) and put in 14-16 hours in cool place or refrigerator. On the morning of the resulting juice is drained and the berries are poured with hot 30%-syrup in an amount equal to half of the berries, ie, 1 kg of berries 0,5 liter of syrup. Insist syrup at room temperature for 4-6 hours, then poured the juice and berries pressed. All three servings of juice mix, bring to a boil, removing scum from the rising up the remnants of the pulp is poured into prepared cans and hermetically sealed. Of the remaining cake can be prepared by filling for pies, adding the sugar (0.5 kg per 1 kg cake) and citric acid to taste. The resulting mass of boiled on low heat stirring continuously for 20-25 minutes. At 10 liters of natural strawberry juice consume 15 kg of strawberry, raspberry juice - 16-18 kg of raspberries, the juice of wild berries - 15-20 kg of berries.