Preparation 1. Combine all ingredients in a heavy medium saucepan, Bring to a boil over medium heat, stirring often. 2. Reduce heat and simmer, stirring occasionally, until mixture has consistency of thick jam, about 1 hour 15 minutes. Taste and adjust seasoning, then pour into hot, sterilized jam jars, screw the lids on and turn the jars upside down to cool completely.