Place the pomegranate arils into a blender and turn on Juice mode or blend on high until the pomegranate arils are juiced and the seeds are pulverized.
Pour into a saucepan and add lemon juice and sugar.
Bring to a boil, then reduce heat to low.
Cook until the mixture starts to thicken and reduces by about half.
Transfer to mason jars or other glass jars and allow to cool until just warm. Then move the jars to the refrigerator.