Easy Holiday Carmel Popcorn

1/2 C brown sugar
1/2 C butter
1 tsp Vanilla
1 large bag microwave popcorn
1/4 C karo syrup
Pinch of salt
1/4 tsp baking soda

Put brown sugar, butter, karo syrup, and salt in a 4 C glass container. Microwave on high for 2 minutes. Stir. Microwave on high for 2 more minutes. Add vanilla and baking soda and stir well. Pour over popped popcorn and mix it all up and enjoy!