Easy Green Tomato Jam: No Pectin Jam Recipes - If you're looking for green tomato recipes for canning, you'll love this unique green tomato jam recipe made with warm spices and vinegar. If you're wondering what to do with green tomatoes from the garden during late summer, you'll love this tomato jam. It's a lot like green tomato relish and one of the best unripe tomato recipes you'll find.