Caramel Popcorn Balls - cooking recipe

Ingredients

1/4 c. butter or margarine
1 c. brown sugar
1/2 c. light corn syrup
1/2 tsp. vanilla
1/2 (15 oz.) can sweetened condensed milk (2/3 c.)
5 qt. popped corn

Preparation

In saucepan, combine butter, sugar and corn syrup.
Stir well and bring to boil over medium heat.
Stir in condensed milk. Simmer, stirring constantly, until mixture comes to soft ball stage (234\u00b0 to 238\u00b0).
Stir in vanilla.