1 c. butter
1/2 c. light corn syrup
1 tsp. vanilla
1 c. brown sugar
1/2 tsp. baking soda
5 qts. popped popcorn

In a saucepan, combine butter, brown sugar and syrup. Stir until it comes to a boil. Let boil 5 minutes. Remove from heat. Add vanilla and soda. It will foam up and thicken. Pour over popped popcorn. Stir until coated. Bake at 225 degrees for 1 hour, stirring occasionally. Add peanuts to syrup before pouring over popcorn if desired.