Put into kettle; when melted, add sugar & vinegar. Stir until sugar is
disolved, afterwards occasionally. Boil until when tried in cold water,
mixture will become brittle. <<Must be hard-ball stage>>. Turn on a
buttered platter to cool <<Not glass!>> <Probably had metal anyway back
then <G> Pull & cut same as mollases candy. Source: Boston Cooking-School,
Fanni Merrit Farmer, 1920 ed.