Mango-Orange Jam - cooking recipe

Ingredients

3 lbs ripe mangoes, peeled, pitted, chopped
1 teaspoon lemon juice
1/4 cup orange juice
2 tablespoons orange zest, finely grated
2 tablespoons dry pectin (1 oz. or 1/2 pkt)
3 cups sugar

Preparation

In a large saucepan, combine mangoes, lemon, orange juice & zest, and pectin.
Crush with potato masher.
Heat & stir over high heat, bring to a boil.
When it is a rolling boil, stir in the sugar, return to rolling boil, cook for TWO minutes (exactly); continue stirring.
Remove from heat, spoon into HOT jars, leaving 1/2-inch headspace.
Cover with lids and rings; process in a hot-water bath for 10 minutes.