The little gems of calamondin oranges make a perfect marmalade. If you are lucky enough to have a calamondin tree growing near by or buy one for your backyard this is a perfect recipe. Calamondin Marmalade makes a wonderful Christmas gift.
Cut each calamondin orange in half and remove the seeds.
Squeeze the juice into a bowl or measuring cup and set aside.
Flatten each calamondin half and thinly slice the peel into ribbons.
Measure the calamondin peel, water and calamondin juice before pouring into a large jam pot.
Measure equal amounts of sugar and add to the pot.
Add butter to pot.
Heat on low, stirring occasionally so the sugar doesn't scorch on the bottom of the pot.
Once the sugar has dissolved turn the heat up to medium high and bring to a boil. Cook until marmalade sets. (SEE NOTES)
Fill the half pint canning jars with marmalade, wipe the rims and place the flat lid on. Twist a metal band on the jar. Repeat until all jars are filled.
Process marmalade in a hot water bath for 20 minutes. Uncover and turn off the heat. Wait 5 minutes before removing the jars from the canning pot. Place the hot jars on a towel to cool.
Cool for 24 hours. Check to make sure all the jars have sealed before removing the metal bands and washing the jars off.
5 half-pint jars.
Store the jars of marmalade in a cool dark cabinet.
Recipe Expert Tips
Check the marmalade setting point: Place a glass saucer in the freezer while you are cooking the marmalade. To check to see if the marmalade has reach the marmalade setting point drop a small dollop of marmalade on the cold saucer. Allow the marmalade a couple of minutes to cool down. Use a finger tip to push the edge of the marmalade with your fingertip. If you can see the marmalade wrinkle it has reach the marmalade setting point.