Ingredients ½ cup butter 4 Tbsp light corn syrup 1 cup brown sugar ½ tsp salt ¼ tsp baking soda ½ cup popcorn, popped Instructions Heat all ingredients except baking soda and popcorn in 4 cup measuring cup for 1 minute in microwave. Stir until blended. Heat for 2-2 ½ minutes more. Add baking soda. Stir to blend and immediately pour over popped corn. Mix to coat well.