- 3 lbs ripe Italian plum tomatoes
- 1 small onion, minced
- 1/2 cup brown sugar
- 1/4 cup white vinegar
- 2 tsp kosher salt
- Juice of 1 lemon
This jam is perfect over grilled meats or fish.
- Peel and seed the tomatoes and add to a large sauce pan.
- Add the rest of the ingredients, then using very low heat simmer for at least 4 hours, stirring occasionally.
- Transfer to sterilized glass jars, or use a hot-water canning bath for 15 minutes for long term storage.