put 1 ⅓ tablespoons of butter in large stock pot and melt
once butter has melted add in your ⅓ bag of marshmallows
stir until marshmallows and butter have blended together
pour in ⅓ box of red Jell-o
add in 2 cups of Rice Krispies and stir until well blended
spray 9x13 pan and spatula with non stick cooking spray
put red layer into bottom of pan and flatten with spatula
place to the side and allow to cool
rinse stock pot and spatula