I pricked the plums all over with a fork, then layered them in sweet and tangy brine, allowing them to marinate as they baked in a low oven. I put them in sterilized glass canning jars ...

With fruit like plums, the skin is tougher ... What discourages many people from making jam is the canning—but jam doesn’t have to be processed in a hot water bath. I prefer to freeze my ...