(*) Makes e.g. about 6 glasses a 2, 5 dl
Peel the mangos, cut the pulp from the stone and cut into small cubes. Cut both ends of the pineapple into small pieces, remove the peel, cut the fruit into quarters and remove the hard stem. Cut the pulp into small cubes as well.
Chop the ginger and put it in a saucepan with the fruit, orange zest and juice. Bring everything to the boil and simmer gently for ten minutes.
Add the preserving sugar. Bring to a boil while stirring and bubble from boiling point for four minutes. Fill the jam into jars and seal.