With Ball® RealFruit Classic Flex Batch Pectin you can make great-tasting homemade jams in under 30 minutes. It's perfect for on-demand needs, using small amounts of fruit, or you can follow 3 simple steps to preserve your homemade jams in your Ball® Mason Jars. Each bottle offers enough pectin for up to 22 half pint jars of jam, plus clear instructions on how to customize your recipes for 1 to 10 batch sizes. This pectin is Kosher-certified and made in the USA.