1 1/2 cups granulated sugar
1 1/4 cups water
1 cup orange marmalade
1/2 teaspoon salt
1/2 cup light corn syrup
1 teaspoon distilled white vinegar
5 quarts popped popcorn
Combine sugar, water, marmalade, salt, light corn syrup and vinegar in a saucepan; bring to a boil, stirring until sugar dissolves.
Cook to hard-ball stage 250*F (120*C).
Pour slowly over popped popcorn and mix thoroughly. Butter hands and shape into 2 1/2-inch balls.
Makes 15 balls.