01 -
Put berries and water together in a big sturdy pot. Stir while bringing to a boil, then lower heat and let bubble gently for 5 minutes.
02 -
Set up a fine sieve with wet cheesecloth. Pour your berry mix through it to collect the juice (you'll get about 4 cups) in a big bowl below.
03 -
Wash your pot, then place fresh wet cheesecloth in the sieve. Pour the collected juice back through into your clean pot.
04 -
Stir in sugar, lemon juice, and rose water to your strained juice. Boil for 10 minutes and remove any foam. Boil again until your jelly hits 220°F.
05 -
Pour hot jelly into clean jars and screw lids on firmly. Keep them in your fridge.