Old Fashioned Blackberry Jam
["1 gal. blackberries", "equal amount of sugar"]
["Measure blackberries that have been cleaned and washed.", "Crush well and add an equal amount of sugar in a large kettle.", "Mix well.", "Bring to a quick boil and cook rapidly, stirring often. Cook until large bubbles appear.", "Ladle into jars and seal."]
["blackberries", "equal amount"]