Marshmallow Caramel Popcorn Facebook Pinterest Print Friendly Ingredients : 1/2 c. brown sugar 1/2 c. butter 9-10 marshmallows 12 c. popcorn. Directions : Microwave brown sugar and butter for 2 minutes. Add marshmallows. Microwave until melted, 1 1/2 to 2 minutes. Pour over popcorn. KEY LIME POUND CAKE Homemade Peanut Butter Cups Facebook Pinterest Print Friendly