Blueberry jam recipe
This recipe is quite simple to carry out : necessary ingredients are blueberries (i use frozen ones), sugar and citric acid (lemon juice). I put together 5 kilos of blueberries and 3 kilos of sugar no more because my fruits are naturally sweet already and bring it to boil, let it cook for about ten minutes in order to reach 55 brix degrees ( brix being the unit to measure the sugar content, it is done with a refractometer). I then…