Popcorn Balls

3 1/2 c Popped Corn
1/2 c White Sugar
3 T Water
3 T Corn Syrup
1/2 t Salt
2 T Butter
1/2 t Vanilla

Combine sugar, water, corn syrup, salt and butter in saucepan. Cook over medium heat until mixture is 250 degrees or until hard cracked stage. Remove from heat; add vanilla. Pour candy in a thin stream over popped corn tossing constantly. Shape into balls with buttered hands.