Peanut Butter Popcorn

This is an Een family favorite

4 quarts popped popcorn
1/2 cup brown sugar

1/2 cup corn syrup

1/2 cup sugar

5 Tbsp butter

1 tsp vanilla

1 cup peanut butter

In a saucepan heat corn syrup, sugars and butter on medium/medium-high heat and let it boil 1 minute.  Remove from heat, stir in vanilla and peanut butter.  Pour over popcorn and toss to cover.