Caramel Popcorn Balls
["1 lb. brown sugar", "1/2 butter", "1 c. white corn syrup", "1 can (15 oz.) sweetened condensed milk", "1 tsp. vanilla", "3 gal. popped corn"]
["Combine sugar, butter and corn syrup in heavy saucepan, stirring constantly.", "Bring to boil over medium heat.", "Immediately stir in condensed milk and simmer, stirring until mixture forms a soft ball when dropped into cold water.", "This cooks quickly; be careful not to scorch."]
["brown sugar", "butter", "white corn syrup", "condensed milk", "vanilla", "corn"]