Popcorn Balls
["1 c. sugar", "1/3 c. Karo", "1/3 c. water", "1/4 c. butter", "1/2 tsp. salt", "1/2 tsp. vanilla", "3 qt. popped corn"]
["Combine sugar, syrup, water, butter and salt.", "Stir until sugar is dissolved.", "Cook until 270\u00b0 or brittle ball in cold water.", "Remove from heat.", "Pour over popped corn.", "Stir and mix. Shape corn into balls and place on wax paper."]
["sugar", "water", "butter", "salt", "vanilla", "corn"]