Some peeled or cut fruits darken when exposed to air. Drain before canning. Drain fruit before canning. If Desired Sugar helps canned fruit hold its shape, color and flavor but is not needed to prevent spoilage. Fruits also can be packed in boiling hot water or juice.
Processing is the same for unsweetened and sweetened fruit.
Any of the following may be used to provide sweetness. Mix sugar with water or with juice extracted from some of the fruit. Use the proportions in Table 1 as desired for the sweetness of the fruit and your taste. Thoroughly crush ripe, sound, juicy fruit. Strain through a jelly bag or other cloth.