Old Dutch puffed corn, 5 oz. bag
1 stick butter
1/2 c. brown sugar
1/4 c. Karo syrup
1/4 tsp. vanilla
1/4 tsp. baking soda

Bring to boil, Karo syrup, brown sugar, and butter. Continue to cook for 5 minutes without stirring. Add 1/4 teaspoon vanilla and 1/4 teaspoon baking soda.

Butter a 9 x 13 dish. Spread puffed corn in the dish and warm at 250 degrees for 5 minutes. Pour caramel sauce on puffed corn. Bake for 60 minutes at 250 degrees. Stir every 15 minutes.