251 Strawberry, Blackberry, and Raspberry Jelly
Pick over your fruit carefully, then mash and squeeze the berries through a flannel bag, to each pint of juice put a pound of white sugar, set it on the fire, when it has boiled seven or eight minutes, take it from the fire and skim it till clear, then put it back on the fire; as fast as the scum rises take it from the fire, and skim it. To ascertain when it is done, take a little of it from the fire, and let it be till cold.