Microwave Caramel Popcorn

A favorite Sunday night treat.
5 qts. popped corn
1 c. brown sugar
1/2 c. white sugar
1/4 c. karo syrup
1 stick butter
2 t. vanilla

Combine sugars, syrup and butter in pan. Mix and bring to a boil. Boil for 1 minute, remove from heat and stir in vanilla.

Prepare a large brown paper bag by spraying inside with pam. Put popped corn into bag. Pour caramel mix over the corn while stirring. Close the bag and microwave for 30 seconds. Remove and shake and microwave for 1 minute more. Remove and shake and then microwave for 30 more seconds. Shake and pour onto a cookie sheet to dry.