Place kumquats, oranges, and water in glass bowl. Cover and let stand in a cool
place for 12 hours.
Pour fruit mixture into a medium saucepan and bring to a full, rolling boil over
high heat. Cook for about 15 minutes, stirring frequently.
Remove from heat and stir in lemon and Grand Marnier. Measure this mixture and
add equal amount of sugar. Again bring to a boil and cook, stirring frequently,
for about 30 minutes.
When mixture begins to gel, remove from heat and immediately pour into hot sterilized
jars. Vacuum seal.