PINEAPPLE JELLY

3 cups (1½ lbs.) juice

6½ cups (2¾ lbs.) sugar

1 bottle Certo

To prepare juice, pare 2 medium, fully ripe pineapples. Chop very fine or grind. Place in jelly cloth or bag and squeeze out juice. Measure sugar and juice into large saucepan and mix. Bring to a boil over hottest fire and at once add Certo, stirring constantly. Then bring to a full rolling boil and boil hard ½ minute. Remove from fire, skim, pour quickly. Paraffin at once. Makes about 9 glasses (6 fluid ounces each).