Red Grape Jelly

• Juice of black-cluster grapes: 20 minutes. To each pound of juice, 14 oz. good sugar: 15 minutes.

Strip from their stalks some fine ripe black-cluster grapes, and stir them with a wooden spoon over a gentle fire until all have burst, and the juice flows freely from them; strain it off without pressure, and pass it through a jelly-bag, or through a twice-folded muslin; weigh and then boil it rapi