Step 1

Peel the oranges, removing as much of the white pith as possible.

Step 2

Puree the oranges with an immersion blender or regular blender.

Step 3

Place orange puree in a saucepan and add sugar and spices.

Step 4

Simmer the orange puree over moderate heat until it thickens into a jam, about 20-30 minutes.  Test for consistency on a plate that's been kept in the freezer.

Step 5

Pour the orange jam into prepared canning jars and either store in the refrigerator or process in a water bath canner for 10 minutes.