Popcorn Balls
["5 qt. popped corn", "2 c. sugar", "1 1/2 c. water", "1/2 tsp. salt", "1/2 c. white Karo", "1 tsp. vinegar", "1 tsp. vanilla"]
["Keep corn hot and crisp in a slow 300\u00b0 oven.", "Combine rest of ingredients and cook to hard ball stage (270\u00b0).", "Pour slowly over popcorn. Mix well and shape into balls using butter on hands. Makes 15 to 20 balls."]
["corn", "sugar", "water", "salt", "white Karo", "vinegar", "vanilla"]