01 -
Clean your jars and lids by sterilizing them, then place on a clean towel to dry off completely.
02 -
Take all 6 lemons, cut them in half, and pop out the seeds.
03 -
Finely chop the 4 lemons and both bergamots, then toss them all into a big stainless steel pot or a jam pan.
04 -
Squeeze the juice from the other 2 lemons and pour it over the chopped citrus.
05 -
Pour in the water and let it cook for half an hour on low heat, giving it a stir every once in a while.
06 -
Blend it lightly using an immersion blender or a food mill, stir in the sugar, and let it cook for another 30 minutes.
07 -
Put a drop of the jam on a tilted plate to test the texture—if it quickly firms up, it's good to go.
08 -
Pour the hot jam into the clean jars all the way to the screw-thread line, seal tightly, and turn the jars upside-down onto the towel.
09 -
Once cooled, flip the jars upright. Label them with the name and date, and store them in a cool, dark place.