Simple Mango Jam

Description
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Ingredients

 * 2 tbsp. lemon juice
 * 7 1/2 cups sugar
 * 1 bottle liquid pectin
 * 4 cups mango puree

Directions
Put mango puree into saucepan. Add sugar and lemon juice. Mix well. Bring to a full rolling boil and boil for 1 minute, stirring constantly. Remove from heat and stir in pectin, all at once. Skim off any foam with a spoon. Ladle into hot sterilized jars and seal with lids.